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@@ -33,7 +33,7 @@ p {
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-<td><a href='http://www.amazon.com/dp/0134190440&&tracking_id=disfordig-20'><img border='1' src="cover.png" height='600'/></a></td>
+<td><a href='http://www.amazon.com/dp/0134190440?tracking_id=disfordig-20'><img border='1' src="cover.png" height='600'/></a></td>
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 <h1>The Go Programming Language</h1>
 <p class='center'>
@@ -85,8 +85,8 @@ Brian Kernighan was in the Computing Science Research center at Bell
 Labs until 2000, where he worked on languages and tools for Unix.  He
 is now a professor in the Computer Science Department at Princeton.
 He is the co-author of several books, including
-<a href='http://www.amazon.com/dp/0131103628&tracking_id=disfordig-20'>The C Programming Language</a> and
-<a href='http://www.amazon.com/dp/020161586X&tracking_id=disfordig-20'>The Practice of Programming</a>.
+<a href='http://www.amazon.com/dp/0131103628?tracking_id=disfordig-20'>The C Programming Language</a> and
+<a href='http://www.amazon.com/dp/020161586X?tracking_id=disfordig-20'>The Practice of Programming</a>.
 
 </td>
 </tr></table>