Learning Perl, 5th Edition by Randal Schwartz, Tom Phoenix, and brian d foy

Intermediate Perl by Randal L. Schwartz, Tom Phoenix, and brian d foy (Paperback - Mar 8, 2006)

Perl Cookbook, Second Edition by Tom Christiansen and Nathan Torkington


VMware ESX Server in the Enterprise: Planning and Securing Virtualization Servers by Edward L. Haletky

Classic Shell Scripting by Arnold Robbins and Nelson H.F. Beebe

Internet Measurement: Infrastructure, Traffic and Applications by Mark Crovella and Balachander Krishnamurthy

Secure Your Network for Free by Eric Seagren