| 1988 - 406 pagine
South African quarterly. | |
| 1988 - 408 pagine
South African quarterly. | |
| 1986 - 406 pagine
South African quarterly. | |
| 1986 - 402 pagine
South African quarterly. | |
| 1984 - 412 pagine
South African quarterly. | |
| 1984 - 402 pagine
South African quarterly. | |
| |