| title | ISBN-13 (ISBN-10) | year of publication | |
|---|---|---|---|
| Check Your English Vocabulary for PET: Vocabulary Workbook | 978-1-4081-0454-5 (1-4081-0454-7) | 2007 | |
| Check your Vocab for PET | 978-0-230-03359-7 (0-230-03359-8) | 2008 | |
| Check your Vocabulary for PET: Pre-intermediate and Lower-intermediate / Wortschatz | 978-3-19-042972-1 (3-19-042972-3) | 2008 |
A & C Black Publishers Ltd · Hueber, Verlag GmbH & Co. KG · Macmillan