| Verfasser | Häufigkeit |
| White, Gary M. |
5 |
| Cox, Neil H. |
4 |
| White, Gary M. 1961- |
3 |
| Bartmann, Richard M. |
2 |
| Carpenter, Len H. |
2 |
| Damon, Matt 1970- |
2 |
| White, Gary |
2 |
| White, Gary C. |
2 |
| Johnson, Bernett L. |
1 |
| Lohmann, Kristin 1971- |
1 |
| Moy, Ronald L. |
1 |
| Pienaar, Marguerite 1977- |
1 |
| Serfontein, Bouwer 1977- |
1 |
| Traupe, Dorothea 1983- |
1 |
| White, Gary 1966- |
1 |