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

Introducing Symbolic Logic

Philosophical Conversations

The Philosopher's Dictionary - Third Edition: Edition 3

For the Sake of Argument: How to Do Philosophy

Epistemology: A Beginner's Guide

Writing Wrongs: Common Errors in English

Scientific Thinking, Second Edition