| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Best Test Preparation for the Excet: Examination for the Certification of Educators in Texas | 978-0-87891-971-0 (0-87891-971-6) | 1998 | |
| High School Pre-Algebra Tutor | 978-0-87891-483-8 (0-87891-483-8) | 1997 | Joseph Conklin · M. Fogiel |
| Maxnotes Euripedes' Medea and Electra | 978-0-87891-013-7 (0-87891-013-1) | 1996 | |
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