| title | ISBN-13 | year of publication |
|---|---|---|
| Project 1.07: Trade and investment in Zimbabwe | 978-0-7974-0597-4 | 1983 |
| Project 1.09: Money and finance in Zimbabwe | 978-0-7974-0607-0 | 1983 |
| Project 3.23: Land reform in Zimbabwe | 978-0-7974-0588-2 | 1983 |
| Rural afforestation study | 978-0-7974-0496-0 | 1981 |