| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Joint Ventures in Europe | 978-0-406-05338-1 (0-406-05338-3) | 1997 | Edward Kling |
| Joint Ventures in Europe | 978-0-406-11612-3 (0-406-11612-1) | 1991 | " |
| Murder on the Net: Discover the Internet Through an Exciting Murder Mystery Game | 978-0-563-37199-1 (0-563-37199-4) | 1996 | Terrance Dicks |