Absolute FreeBSD: The Complete Guide to FreeBSD, 2nd Edition
Michael W. Lucas
Rocket Men: The Epic Story of the First Men on the Moon
Craig Nelson
Mastering Parallel Programming With R
Simon R. Chapple & Eilidh Troup & Thorsten Forster & Terence Sloan
Foundation's Edge
Isaac Asimov
Foundation (4)
The Book of PF: A No-Nonsense Guide to the OpenBSD Firewall
Peter N. M. Hansteen