More source links
diff --git a/Doc/library/http.client.rst b/Doc/library/http.client.rst
index d6ff2c7..4e4b934 100644
--- a/Doc/library/http.client.rst
+++ b/Doc/library/http.client.rst
@@ -11,6 +11,10 @@
.. index:: module: urllib.request
+**Source code:** :source:`Lib/http/client.py`
+
+--------------
+
This module defines classes which implement the client side of the HTTP and
HTTPS protocols. It is normally not used directly --- the module
:mod:`urllib.request` uses it to handle URLs that use HTTP and HTTPS.