| Democratic Liberalism in South Africa. Its History and Prospect |
1987 |
| Law, Justice and Society. Report of the Legal Commission of the Study Project on Christianity in Apartheid Society |
1972 |
| Race Discrimination in South Africa. A Review |
1981 |
| The South West Africa / Namibia Dispute. Documents and Scholarly Writings on the Controversy Between South Africa and The United Nations |
1973 |
