O’Reilly Media book: Mastering Perl, 2nd edition

• http://shop.oreilly.com/product/0636920012702.do
• http://chimera.labs.oreilly.com/books/1234000001527 – on “Atlas”

 
Supercharge your Perl knowledge with advanced concepts to make coding easier, maintenance simpler, and execution faster. It’s possible with this thoroughly updated edition of Mastering Perl, the third in O’Reilly’s series of landmark Perl tutorials.