| title | ISBN-13 | year of publication |
|---|---|---|
| Productivity of the footwear industry in South Africa | 978-0-620-01724-4 | 1975 |
| Productivity of the furniture industry in South Africa, 1975 | 978-0-620-02194-4 | 1976 |
| Productivity of the iron foundry industry in South Africa, 1973 | 978-0-620-01096-2 | 1973 |
| Productivity of the knitting industry in South Africa | 978-0-620-00663-7 | 1972 |
| Productivity of the motor repair industry in South Africa, 1973-1974 | 978-0-620-01660-5 | 1975 |
| Productivity of the sawmilling industry in South Africa | 978-0-620-02735-9 | 1977 |
| Profitability, cost performance and sewing room productivity: Of a sample of men's wear manufacturers in South Africa, 1972 | 978-0-620-00723-8 | 1972 |