TCP/IP Illustrated: Volume 3 TCP for Transactions, HTTP, NNTP, ...
W. Richard Stevens & Gary R. Wright
TCP/IP Ilustrated (3)
Practical LPIC-1 Linux Certification Study Guide
David Clinton
Programming Clojure
Stuart Halloway & Aaron Bedra
CentOS 6 Linux Server Cookbook
Jonathan Hobson
Hadoop Cluster Deployment
Danil Zburivsky