| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| GED Math Preparation 2019-2020: GED Mathematics Skills Study Guide and Test Prep with Practice Questions Book | 978-1-63530-507-4 (1-63530-507-1) | 2019 |
| GED Preparation 2019-2020 All Subjects Study Guide: GED Test Prep Book and Practice Questions for the GED Exam | 978-1-63530-280-6 (1-63530-280-3) | 2018 |