J. S. · J. Schwartz · Jill C. Schwartz · Jill Schwartz,Peterson's (COR) Peterson's
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| GED Basics | 978-0-7689-2883-9 (0-7689-2883-4) | 2010 |
| Master the GED 2011 | 978-0-7689-2884-6 (0-7689-2884-2) | 2010 |
| Two-Year Colleges 2011 | 978-0-7689-2835-8 (0-7689-2835-4) | 2010 |