| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Algebra and Trigonometry | 978-0-314-93363-8 (0-314-93363-8) | 1999 |
| Precalculus with Unit-Circle T Rigonomet | 978-0-314-66813-4 (0-314-66813-6) | 1999 |
C C · C. Cohen · D.C. · D. Cohen · David C. · [David] Cat Cohen · David Cohen · David (David Cohen) Cohen