| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Companion Website - Flage | 978-0-13-183440-8 | 2004 | |
| Essentials of Logic | 978-0-13-238034-8 | 2006 | Irving Copi · Carl Cohen |
| The Art of Questioning: An Introduction to Critical Thinking | 978-0-13-093699-8 | 2003 | |
| The Rowman & Littlefield Handbook for Critical Thinking | 978-0-7425-5979-0 | 2008 | Noel Hendrickson · Kirk St. Amant · William Hawk · William O'Meara |
| Understanding Logic | 978-0-02-338173-7 | 1994 | |
D.F. · Daniel E. Flage · Daniel Falck · Daniel Falush · Daniel Fels · Daniel Flage Ph.D. · Daniel Fleisch · Daniel Floch · Daniela Folco · Danièle Foulque · Danielle Fouilloux
Macmillan · Prentice Hall · Rowman & Littlefield Publishers