Add link to PDF of Norvig's style guide.

Author: jl2

quicklinks.html

@@ -28,7 +28,7 @@ <h3 id="language-resource-recommendations">Language Resource Recommendations</h3
 </ul>
 <h3 id="lisp-culture">Lisp Culture</h3>
 <ul>
-  <li><a href="http://www.norvig.com/luv-slides.ps">Style</a></li>
+  <li><a href="http://www.norvig.com/luv-slides.ps">Style</a> <a href="http://www.cs.umd.edu/~nau/cmsc421/norvig-lisp-style.pdf">(PDF)</a></li>
   <li><a href="https://google-styleguide.googlecode.com/svn/trunk/lispguide.xml">Google's Lisp Conventions</a></li>
   <li>Help: IRC -  #lisp on freenode
   <li>Help: <a href="http://www.reddit.com/r/lisp">reddit/r/lisp</a>