| title | ISBN-13 | year of publication |
|---|---|---|
| Answers Explained: Arriving at the Answers to the COMPASS Math Placement Test Sample Questions | 978-1-4505-0513-0 | 2009 |
| Math CLEP Prep 2020: College Algebra | 978-1-6935-9386-4 | 2019 |
| Math CLEP Prep 2020: College Mathematics | 978-1-6935-8669-9 | 2019 |
| Math CLEP Prep: College Mathematics | 978-1-7260-3743-3 | 2018 |
| Math CLEP Prep: College Mathematics | 978-0-692-84326-0 | 2017 |
CreateSpace Independent Publishing Platform · Independently published · Various small imprints