diff --git a/linux-dictionary.tex b/linux-dictionary.tex
index cfa2473..4322988 100644
--- a/linux-dictionary.tex
+++ b/linux-dictionary.tex
@@ -76,6 +76,10 @@
 
 \tableofcontents
 
+\bigskip
+
+\hrule
+
 \begin{center}
 \section{The Introduction}
 \end{center}
@@ -90,7 +94,7 @@ What follows is a dictionary of various terms related to Linux. It currently res
 
 \end{multicols}
 
-\bigskip
+\hrule
 
 \begin{center}
 \section{The Abbreviations}
@@ -126,7 +130,7 @@ Additional modern abbreviations used include:
 
 \end{multicols}
 
-\bigskip
+\hrule
 
 \begin{center}
 \section{The Words}
@@ -379,4 +383,11 @@ Additional modern abbreviations used include:
 
 \end{multicols}
 
+\hrule
+
+\begin{center}
+\section{The Sources}
+\end{center}
+
+
 \end{document}
\ No newline at end of file