Practical Linux Infrastructure
Syed Ali
Corporate Computer Security
Randy J Boyle & Raymond R. Panko
Defensive Security Handbook: Best Practices for Securing Infrastructure
Lee Brotherston & Amanda Berlin
Statistical Pattern Recognition
Andrew R. Webb & Keith D. Copsey
Freethinkers: A History of American Secularism
Susan Jacoby
Marx's General: The Revolutionary Life of Friedrich Engels
Tristram Hunt