Cornelsen Verlag · Oxford University Press
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) | |
|---|---|---|---|---|
| Letters | 978-0-19-442149-2 (0-19-442149-X) | 1996 | Peta Gray · Sheila Levy · Mario Rinvolucri | |
| Resource Books for Teachers: Letters | 978-3-464-11314-1 (3-464-11314-0) | 1997 | Peta Gray · Sheila Levy · Mario Rinvolucri |