| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Zambia in the 1990's: Proceedings of the 11th Pwpa Conference, Held in Livingstone, Zambia, August 1990 | 978-9966-835-13-O (9966-835-13-X) | 1991 | Zambia) Pwpa Conference 1990 (Livingstone · Geoffrey Lungwangwa |