| Verfasser | Häufigkeit |
| Hardman, Michael L. |
7 |
| Drew, Clifford J. |
6 |
| Hardman, Karl 1927-2007 |
6 |
| Jones, Duane 1936-1988 |
6 |
| O'Dea, Judith 1945- |
6 |
| Romero, George A. 1940-2017 |
5 |
| Russo, John A. 1939- |
5 |
| Hardman, David J. |
4 |
| Dickson, Brice 1953- |
3 |
| Egan, M. Winston |
3 |
| Hardman, Bill 1933- |
3 |
| Hardman, Helen |
3 |
| Hardman, Karl |
3 |
| Jones, Duane |
3 |
| McEldowney, Sharron |
3 |
| O'Dea, Judith |
3 |
| Romero, George A. |
3 |
| Waite, Stephen |
3 |
| Bulterman, Dick C. A. |
2 |
| Donaldson, Lou 1926- |
2 |