Approximate Reasoning by Parts: An Introduction to Rough Mereology
Lech Polkowski
Marx: A Very Short Introduction
Peter Singer
Encyclopedia of World Cultures - Volum 6 - Russia and Eurasia, ...
David Levinson
Cambridge School Dictionary
Cambridge University Press
Duelling Idiots and Other Probability Puzzlers
Paul J. Nahin
Princeton Puzzlers (1)
Team of Rivals: The Political Genius of Abraham Lincoln
Doris Kearns Goodwin