[en] A Workbook for Arguments · 2nd Edition · A Complete Course in Critical Thinking Hackett Publishing Company, Inc.
[en] A Workbook for Arguments, Second Edition: A Complete Course in Critical Thinking Hackett Publishing Company, Inc.
[en] A Rulebook for Arguments, 4th Edition Hackett Publishing Co.
[en] A Rulebook for Arguments Hackett Publishing Company, Inc.
[en] Thinking Through Questions Hackett Publishing Company, Incorporated
[en] A Practical Companion to Ethics, 3e (2006) Oxford University Press, USA