Simply Philosophy
Douglas Burnham
Language, Truth and Logic
A. J. Ayer
Repetition and Subjectivity
Bara Kolenc
Natural Deduction, Hybrid Systems and Modal Logics
Andrzej Indrzejczak
Mathematical Methods in Linguistics
Barbara H. Partee
An Illustrated Book of Bad Arguments
Ali Almossawi
How To Apologise For Killing a Cat
Guy Doza
Reason To Be Happy
Kaushik Basu
Critical Thinking Tests
Unknown
Critical Thinking
Sharon M. Kaye
Introducing Logic
Dan Cryan
Logic, Truth and Meaning
G. E. M. Anscombe
Final Reflections on Wittgenstein and Other Topics
P. M. S. Hacker
A Beginner's Guide To the Later Philosophy of Wittgenstein
P. M. S. Hacker
Theory of Categories
Patrick Grim
The Pig That Wants To Be Eaten
Julian Baggini