OpenSSL Cookbook: A Guide to the Most Frequently Used OpenSSL ...
Ivan Ristic
Gitolite Essentials
Sitaram Chamarty
Seeking SRE: Conversations About Running Production Systems ...
David N. Blank-Edelman
Ethical Hacking and Countermeasures: Secure Network Infrastructures
Ec-Council
Software Libre Para Una Sociedad Libre
Richard M. Stallman
The Last Days of Socrates
Plato & Harold Tarrant & Christopher Rowe
The Republic
Plato
The Complete Plato
La comuna de París
Karl Marx & Friedrich Engels & Vladimir Illich Lenin
Freethinkers: A History of American Secularism
Susan Jacoby
A Concise Introduction to Logic
Patrick Hurley
A Brief History of Time
Stephen Hawking