Methods of Problem Solving Book 3
Peter Taylor & Jordan Tabov, Emil Kolev
English Collocations in Use: Advanced
Michael McCarthy & Felicity O'Dell
The Visual Encyclopedia
Dorling Kindersley
Game Theory: A Very Short Introduction
Ken Binmore
Green's Dictionary of Slang (multi-volume set)
Jonathon Green
Homosexuality and Religion: An Encyclopedia
Jeffrey S. Siker