 id="References">References</span></h2>
<div class="reflist columns references-column-count references-column-count-2" style="-moz-column-count: 2; -webkit-column-count: 2; column-count: 2; list-style-type: decimal;">
<ol class="references">
<li id="cite_note-1"><span class="mw-cite-backlink"><b><a href="#cite_ref-1">^</a></b></span> <span class="reference-text"><span class="citation book">Holly Hughes, Larry West (2008). <a rel="nofollow" class="external text" href="http://books.google.com/?id=xMDPksxFhCYC