Recollections on Marx and Engels
Mikhail Bakunin
Human Relationships, Nature, and the Built Environment: Problems ...
Warwick Fox
Introduction to Symbolic Logic and Its Applications
Rudolf Carnap
Music Theory for Musicians and Normal People
Toby W. Rush
Beyond the universal Turing machine
B. Jack Copeland & Richard Sylvan
In the Beginning...was the Command Line
Neal Stephenson
Cryptography: A Very Short Introduction
Sean Murphy & Fred Piper