R. E. ยท R. Ehrlich
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Epidemiology: A research manual for South Africa | 978-0-19-905971-3 (0-19-905971-3) | 2014 | Gina Joubert |
| Epidemiology: A research manual for South Africa | 978-0-19-576277-8 (0-19-576277-0) | 2008 | Georgina Joubert |