| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1984 | 978-0-916673-00-0 | Les De Villieres | Doing Business With the U.S.A. |
| '' | 978-0-916673-01-7 | Doing business with South Africa | |
| 1986 | 978-0-916673-02-4 | H. William Tanaka · N. Takashima | Doing Business With Japan |
| 2006 | 978-0-916673-17-8 | Les de Villiers | Safari Guide |
| '' | 978-0-916673-19-2 | Les De Villiers | Africa 2006 |