OpenStack Operations Guide
Tom Fifield & Lorin Hochstein & Jonathan Proulx & Everett Toews & Diane Fleming & Joe Topjian & Anne Gentle
Absolute FreeBSD: The Complete Guide to FreeBSD, 2nd Edition
Michael W. Lucas
Jenkins Continuous Integration Cookbook
Alan Berg
Essentials of Economics
Paul Krugman & Robin Wells & Kathryn Graddy
Puppet 3. 0 Beginner's Guide
John Arundel