Applied Cryptography
Bruce Schneier
Pro SQL Server on Linux
Bob Ward
Start With Why
Simon Sinek
Harry Potter and the Chamber of Secrets (UK Edition)
J.K. Rowling
Harry Potter (UK Edition) (2)
C Programming Language
Brian W. Kernighan & Dennis Ritchie
UNIX and Linux System Administration Handbook
Evi Nemeth & Garth Snyder & Trent R. Hein & Ben Whaley
Distributed Systems Principles and Paradigms
Andrew S. Tanenbaum & Maarten van Steen