| Verfasser | Häufigkeit |
| Shultz, George Pratt 1920-2021 |
40 |
| Shultz, Gladys Denny |
9 |
| Godson, Roy 1942- |
4 |
| Shultz, George Pratt 1920- |
4 |
| Shultz, Richard H. 1947- |
4 |
| Shultz, James M. |
3 |
| Timbie, James |
3 |
| Coleman, John R. 1921-2016 |
2 |
| Dam, Kenneth W. |
2 |
| Galea, Sandro 1971- |
2 |
| Graulich, Nicole 1982- |
2 |
| Hoagland, Jim 1940- |
2 |
| Myers, Charles A. |
2 |
| Shultz, George |
2 |
| Shultz, Ginger |
2 |
| Sullivan, Lisa M. 1961- |
2 |
| Weber, Arnold R. |
2 |
| Abdi, Ali A. |
1 |
| Armstrong, Robert Calvin 1948- |
1 |
| Bachalo, Chris |
1 |