| title | ISBN-13 | year of publica- tion | other author(s) | |
|---|---|---|---|---|
| English Elements | 978-3-19-102495-6 | 2002 | Myriam Fischer-Callus · Annie Roth | |
| William Shakespeare 'Hamlet' | 978-0-582-78428-4 | 2003 | Lynn Wood · William Shakespeare | |
| WWJD Radio Btp-Au with Cassette | 978-5-550-01680-0 | 2000 | Keith Knoche | |
| WWJD? Radio; Musical | 978-5-550-55401-2 | 1999 | " |