diff --git a/Pipfile b/Pipfile
index c44c061..4d410dd 100644
--- a/Pipfile
+++ b/Pipfile
@@ -10,6 +10,7 @@ hyrule = "*"
 click = "*"
 pyyaml = "*"
 toml = "*"
+pendulum = "*"
 
 [dev-packages]
 black = "*"
diff --git a/Pipfile.lock b/Pipfile.lock
index 8f617f2..5632b17 100644
--- a/Pipfile.lock
+++ b/Pipfile.lock
@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "992c78da0e149bb7005444fea87ffee6720be3627c3a3f3e646f989e655f3b1b"
+            "sha256": "83a875f43288c3f36bedc6f8dff4569b0db7cc8b610c3080725210d1589eaaa0"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -63,6 +63,49 @@
             "index": "pypi",
             "version": "==0.1"
         },
+        "pendulum": {
+            "hashes": [
+                "sha256:0731f0c661a3cb779d398803655494893c9f581f6488048b3fb629c2342b5394",
+                "sha256:1245cd0075a3c6d889f581f6325dd8404aca5884dea7223a5566c38aab94642b",
+                "sha256:29c40a6f2942376185728c9a0347d7c0f07905638c83007e1d262781f1e6953a",
+                "sha256:2d1619a721df661e506eff8db8614016f0720ac171fe80dda1333ee44e684087",
+                "sha256:318f72f62e8e23cd6660dbafe1e346950281a9aed144b5c596b2ddabc1d19739",
+                "sha256:33fb61601083f3eb1d15edeb45274f73c63b3c44a8524703dc143f4212bf3269",
+                "sha256:3481fad1dc3f6f6738bd575a951d3c15d4b4ce7c82dce37cf8ac1483fde6e8b0",
+                "sha256:4c9c689747f39d0d02a9f94fcee737b34a5773803a64a5fdb046ee9cac7442c5",
+                "sha256:7c5ec650cb4bec4c63a89a0242cc8c3cebcec92fcfe937c417ba18277d8560be",
+                "sha256:94b1fc947bfe38579b28e1cccb36f7e28a15e841f30384b5ad6c5e31055c85d7",
+                "sha256:9702069c694306297ed362ce7e3c1ef8404ac8ede39f9b28b7c1a7ad8c3959e3",
+                "sha256:b06a0ca1bfe41c990bbf0c029f0b6501a7f2ec4e38bfec730712015e8860f207",
+                "sha256:b6c352f4bd32dff1ea7066bd31ad0f71f8d8100b9ff709fb343f3b86cee43efe",
+                "sha256:c501749fdd3d6f9e726086bf0cd4437281ed47e7bca132ddb522f86a1645d360",
+                "sha256:c807a578a532eeb226150d5006f156632df2cc8c5693d778324b43ff8c515dd0",
+                "sha256:db0a40d8bcd27b4fb46676e8eb3c732c67a5a5e6bfab8927028224fbced0b40b",
+                "sha256:de42ea3e2943171a9e95141f2eecf972480636e8e484ccffaf1e833929e9e052",
+                "sha256:e95d329384717c7bf627bf27e204bc3b15c8238fa8d9d9781d93712776c14002",
+                "sha256:f5e236e7730cab1644e1b87aca3d2ff3e375a608542e90fe25685dae46310116",
+                "sha256:f888f2d2909a414680a29ae74d0592758f2b9fcdee3549887779cd4055e975db",
+                "sha256:fb53ffa0085002ddd43b6ca61a7b34f2d4d7c3ed66f931fe599e1a531b42af9b"
+            ],
+            "index": "pypi",
+            "version": "==2.1.2"
+        },
+        "python-dateutil": {
+            "hashes": [
+                "sha256:0123cacc1627ae19ddf3c27a5de5bd67ee4586fbdd6440d9748f8abb483d3e86",
+                "sha256:961d03dc3453ebbc59dbdea9e4e11c5651520a876d0f4db161e8674aae935da9"
+            ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==2.8.2"
+        },
+        "pytzdata": {
+            "hashes": [
+                "sha256:3efa13b335a00a8de1d345ae41ec78dd11c9f8807f522d39850f2dd828681540",
+                "sha256:e1e14750bcf95016381e4d472bad004eef710f2d6417240904070b3d6654485f"
+            ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==2020.1"
+        },
         "pyyaml": {
             "hashes": [
                 "sha256:0283c35a6a9fbf047493e3a0ce8d79ef5030852c51e9d911a27badfde0605293",
@@ -109,6 +152,14 @@
             ],
             "version": "==0.7.8"
         },
+        "six": {
+            "hashes": [
+                "sha256:1e61c37477a1626458e36f7b1d82aa5c9b094fa4802892072e49de9c60c4c926",
+                "sha256:8abb2f1d86890a2dfb989f9a77cfcfd3e47c2a354b01111771326f8aa26e0254"
+            ],
+            "markers": "python_version >= '2.7' and python_version not in '3.0, 3.1, 3.2, 3.3'",
+            "version": "==1.16.0"
+        },
         "toml": {
             "hashes": [
                 "sha256:806143ae5bfb6a3c6e736a764057db0e6a0e05e338b5630894a5f779cabb4f9b",
diff --git a/scripts/tqwgp b/scripts/tqwgp
index 51a1d0c..24314b9 100644
--- a/scripts/tqwgp
+++ b/scripts/tqwgp
@@ -3,5 +3,5 @@
 if [[ ! $@ ]]; then
     python3 -m tqwgp_parser --help
 else
-    python3 -m tqwgp_parser $@
+    python3 -m tqwgp_parser "$@"
 fi
diff --git a/tqwgp_parser/__main__.py b/tqwgp_parser/__main__.py
index bf878fb..5d7e98e 100644
--- a/tqwgp_parser/__main__.py
+++ b/tqwgp_parser/__main__.py
@@ -19,6 +19,7 @@
 import json
 import toml
 import io
+import pendulum
 from contextlib import redirect_stdout
 from .files.loaders import load_document_from_project, load_document_with_inheritance
 from . import parse_quote, parse_invoices
@@ -235,6 +236,21 @@ def show(
     help="Enable recursive documents discovery (from the project specifier).",
     default=False,
 )
+@click.option(
+    "--date-format",
+    default="YYYY-MM-DD",
+    help="The date format used for parsing dates (using Pendulum). Set to None to disable altogether.",
+)
+@click.option(
+    "--date-locale",
+    default="en",
+    help="The date locale used for parsing dates (using Pendulum).",
+)
+@click.option(
+    "--date-csv-format",
+    default="YYYY-MM-DD",
+    help="The date format to use in CSV export (using Pendulum).",
+)
 def csv(
     project_specifier,
     file_format="yaml",
@@ -244,6 +260,9 @@ def csv(
     enable_parsing=True,
     recursive=False,
     debug=False,
+    date_format=None,
+    date_locale=None,
+    date_csv_format=None,
 ):
     """Load and extract parsed documents to CSV for the project specifier"""
     loaded_documents = discover_and_loads_documents(
@@ -258,25 +277,45 @@ def csv(
     csv_ouput = io.StringIO()
     csv_writer = csv_lib.writer(csv_ouput, quoting=csv_lib.QUOTE_MINIMAL)
     csv_writer.writerow([
-        "Project", "Reference", "Date", "Title", "Provider name", "Client name", "Total excl VAT",
+        "Project", "Reference", "Date (input)", "Date (parsed)", "Title", "Provider name", "Client name", "Total excl VAT",
         
         "VAT amount", "Total incl VAT", "Lines count"
     ])
+    all_invoices = []
     for document in loaded_documents["documents"]:
         if document["document_type"] == "invoice":
             for invoice in document["parsed_document"]["invoices"]:
-                csv_writer.writerow([
-                    document["project_name"],
-                    invoice["number"],
-                    invoice["date"],
-                    invoice["title"],
-                    invoice["sect"]["name"],
-                    invoice["client"]["name"],
-                    invoice["price"]["total_vat_excl"],
-                    invoice["price"]["vat"],
-                    invoice["price"]["total_vat_incl"],
-                    len(invoice["lines"]),
-                ])
+                all_invoices.append({
+                    "invoice": invoice,
+                    "document": document,
+                    # TODO Include date parsing in core parser.
+                    # Allows to set format in definitions?
+                    # "DD MMMM YYYY"
+                    "parsed_date": pendulum.from_format(invoice["date"], date_format, locale=date_locale) if date_format else None,
+                })
+    if date_format:
+        # By date.
+        sorted_invoices = sorted(all_invoices, key=lambda i: i['parsed_date'])
+    else:
+        # By reference.
+        sorted_invoices = sorted(all_invoices, key=lambda i: i['invoice']['number'])
+    for invoice_entry in sorted_invoices:
+        invoice = invoice_entry["invoice"]
+        document = invoice_entry["document"]
+        csv_writer.writerow([
+            document["project_name"],
+            invoice["number"],
+            invoice["date"],
+            invoice_entry["parsed_date"].format(date_csv_format) if invoice_entry["parsed_date"] and date_csv_format else "-",
+            invoice["title"],
+            invoice["sect"]["name"],
+            invoice["client"]["name"],
+            # TODO Options to round, change numeric character (,.), ...
+            invoice["price"]["total_vat_excl"],
+            invoice["price"]["vat"],
+            invoice["price"]["total_vat_incl"],
+            len(invoice["lines"]),
+        ])
     print(csv_ouput.getvalue())