| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Cambridge English Booster with Answer Key for First and First for Schools - Self-study Edition: Photocopiable Exam Resources for Teachers | 978-1-108-55393-3 (1-108-55393-1) | 2017 |
| Cambridge English Booster with Answer Key for Preliminary and Preliminary for Schools - Self-study Edition: Photocopiable Exam Resources for Teachers | 978-1-108-60103-0 (1-108-60103-0) | 2017 |