| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Activate! B1: Greek Companion | 978-1-4058-5102-2 (1-4058-5102-3) | 2008 |
| Activate! B2 Greek Companion | 978-1-4058-5122-0 (1-4058-5122-8) | 2008 |
| Premium B2 Level Greek Companion: Level B2 | 978-1-4058-4921-0 (1-4058-4921-5) | 2008 |