diff --git a/Doc/libpython.tex b/Doc/libpython.tex
index bf71da2..959e215 100644
--- a/Doc/libpython.tex
+++ b/Doc/libpython.tex
@@ -1,4 +1,5 @@
 \chapter{Python Services}
+\label{python}
 
 The modules described in this chapter provide a wide range of services
 related to the Python interpreter and its interaction with its
@@ -26,7 +27,7 @@
 --- Convert Python objects to streams of bytes and back.
 
 \item[copy_reg]
---- Register \code{pickle} support functions.
+--- Register \module{pickle} support functions.
 
 \item[shelve]
 --- Python object persistency.
@@ -39,7 +40,7 @@
 different constraints).
 
 \item[imp]
---- Access the implementation of the \code{import} statement.
+--- Access the implementation of the \keyword{import} statement.
 
 \item[ni]
 --- New import (obsolete).