Index: head/en_US.ISO8859-1/htdocs/docs/books.xml
===================================================================
--- head/en_US.ISO8859-1/htdocs/docs/books.xml
+++ head/en_US.ISO8859-1/htdocs/docs/books.xml
@@ -296,7 +296,7 @@
       </li>
 
       <li>
-	<p><a href="http://www.nber.org/amd.html">Getting started with
+	<p><a href="http://www.nber.org/sys-admin/amd.html">Getting started with
 	    AMD on FreeBSD</a></p>
       </li>