| Author | Popularity |
|---|---|
| Matzopoulos,R | 5 |
| Prinsloo,M | 5 |
| Bradshaw,D | 3 |
| Groenewald,P | 2 |
| Abrahams,N | 1 |
| Bowman,B | 1 |
| Dempers,J | 1 |
| Gray,G | 1 |
| Hunter,K | 1 |
| Jordaan,E | 1 |
| Joubert,J | 1 |
| Labuschagne,C | 1 |
| Lamacraft,G | 1 |
| Laubscher,R | 1 |
| Martin,L J | 1 |
| Millett,E | 1 |
| Myers,J | 1 |
| Myers,J E | 1 |
| Neethling,I | 1 |
| Peden,M M | 1 |
