| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Negotiating | 978-0-07-001566-1 (0-07-001566-X) | 1996 | Generation X |
| Sales and Marketing | 978-0-07-001568-5 (0-07-001568-6) | 1996 | |
| Supervising and Managing People | 978-0-07-001569-2 (0-07-001569-4) | 1996 | |