Add a 'Further Reading' section.

In this section, add a link to Simon G. Tatham's essay on writing
bug reports.

Approved by:	des, silence on -doc

en_US.ISO8859-1/articles/problem-reports/article.sgml

@@ -491,4 +491,21 @@ FreeBSD Entities//EN"> %freebsd;
       above) saying that the problem report can be closed, and, if
       possible, explaining how or when the problem was fixed.</para>
   </sect1>
+
+  <sect1 id="pr-further">
+    <title>Further Reading</title>
+
+    <para>This is a list of resources relevant to the proper writing
+      and processing of problem reports.  It is by no means complete.</para>
+
+    <itemizedlist>
+      <listitem>
+        <para><ulink
+	    url="http://www.chiark.greenend.org.uk/~sgtatham/bugs.html">
+	    How to Report Bugs Effectively</ulink> - an excellent
+	    essay by Simon G. Tatham on composing useful (non-FreeBSD-specific)
+	    problem reports.</para>
+      </listitem>
+    </itemizedlist>
+  </sect1>
 </article>