Philosophy of Mathematics: Structure and Ontology

Being Logical: A Guide to Good Thinking

Varieties of Logic

How to Solve It: A New Aspect of Mathematical Method

A Rulebook for Arguments: Edition 5

Vagueness in Context

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

The Oxford Handbook of Philosophy of Mathematics and Logic

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

Varieties of Continua: From Regions to Points and Back

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

Classical First-Order Logic

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

Mathematical Structuralism

A Course in Miracles - Explanations of Major Themes

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

Fast Math: Learn the Secrets of Mental Math: By Using Vedic Math and Other Math Tricks to Perform Mental Calculations from Multiplication to Percentages without Calculators

There Are Two Errors in the the Title of This Book, Revised and Expanded (Again): A Sourcebook of Philosophical Puzzles, Problems, and Paradoxes, Edition 3