BAR Publishing · HarperCollins
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Nelson Bay Cave, Cape Province, South Africa: The Holocene Levels | 978-0-86054-464-7 (0-86054-464-8) | 1987 |
| The peopling of Southern Africa | 978-0-06-493220-2 (0-06-493220-6) | 1979 |