A Beginner's Guide to Mathematical Logic

How to Solve It: A New Aspect of Mathematical Method

Forever Undecided

Being Logical: A Guide to Good Thinking

To Mock a Mocking Bird

A Rulebook for Arguments: Edition 5

The Gödelian Puzzle Book: Puzzles, Paradoxes and Proofs

Logically Fallacious: The Ultimate Collection of Over 300 Logical Fallacies (Academic Edition)

Reflections: The Magic, Music And Mathematics Of Raymond Smullyan

The Philosopher's Book of Questions & Answers: Questions to Open Your Mind

A Beginner's Further Guide To Mathematical Logic

How to Win Every Argument: The Use and Abuse of Logic, Edition 2

An Illustrated Book of Bad Arguments: Learn the Lost Art of Making Sense

Who Knows?: A Study of Religious Consciousness

A Course in Miracles - Explanations of Major Themes

The Tao Is Silent

Satan, Cantor, And Infinity And Other Mind-bogglin

A Reasonable Response: Answers to Tough Questions on God, Christianity, and the Bible

The Riddle of Scheherazade: And Other Amazing Puzzles, Ancient and Modern