end the sentence...
diff --git a/Doc/tut/tut.tex b/Doc/tut/tut.tex
index 3cb322e..78e03d5 100644
--- a/Doc/tut/tut.tex
+++ b/Doc/tut/tut.tex
@@ -5347,7 +5347,7 @@
 
 \item \citetitle[../ref/ref.html]{Language Reference}: A detailed 
 explanation of Python's syntax and semantics.  It's heavy reading, 
-but is useful as a
+but is useful as a complete guide to the language itself.
 
 \end{itemize}