<?xml version="1.0"?>
<library>
<book isbn="978-0-59-600173-5">
<title>Perl Best Practices</title>
<author>Damian Conway</author>
<pages>544</pages>
<published year="2005" month="07" day="12" />
</book>
<book isbn="978-0-59-600027-1">
<title>Programming Perl (3rd Edition)</title>
<author>Larry Wall</author>
<author>Tom Christiansen</author>
<author>Jon Orwant</author>
<pages>1092</pages>
<published year="2000" month="07" day="14" />
</book>
</library>