| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| John Mackenzie, South African Missionary and Statesman | 978-1-290-97246-8 (1-290-97246-X) | 2013 |
| South Africa; Its History, Heroes and Wars | 978-1-314-49313-9 (1-314-49313-2) | 2013 |
| South Africa: Its History, Heroes, and Wars, in Four Books | 978-1-314-49312-2 (1-314-49312-4) | 2013 |
D.W. · Douglas W. · M. D. · M Douglas · M W · W Douglas · W.W.