Updated references page to properly italicize the textbook name

Linear-Algebra-Theorems-and-Definitions.tex

@@ -17,7 +17,9 @@
 \begin{center}
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-	All theorems, corollaries, lemmas, remarks, and asides are direct quotes from Linear Algebra, 4th Edition, by Stephen H. Friedberg, Arnold J. Insel, and Lawrence E. Spence
+	All theorems, corollaries, lemmas, remarks, and asides are direct quotes from\\
+
+	\textit{Linear Algebra, 4th Edition, by Stephen H. Friedberg, Arnold J. Insel, and Lawrence E. Spence}
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 \end{center}
 \tableofcontents