| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Land, labour, and human rights | 978-0-7992-1333-1 (0-7992-1333-0) | 1991 |
| Looking forward: The university in a democratic South Africa: the nineteenth T. B. Davie memorial lecture delivered in the Jameson Hall, University ... 1978 | 978-0-7992-0252-6 (0-7992-0252-5) | 1978 |