Cambridge University Press · Klett
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) | |
|---|---|---|---|---|
| KET for Schools Direct Teacher's Book with Class Audio CD | 978-0-521-16720-8 (0-521-16720-5) | 2010 | Mark Lloyd | |
| KET for Schools Direct: Teacher's Book with Class Audio CD | 978-3-12-534853-0 (3-12-534853-6) | 2010 | " | |
| PET Direct Teacher's Book with Class Audio CD | 978-0-521-16716-1 (0-521-16716-7) | 2010 | " |