| Verfasser | Häufigkeit |
|---|---|
| Shenk, Gerald E. | 3 |
| Shenk, David W. 1937- | 2 |
| Beal, Jeff 1963- | 1 |
| Geist, Heike | 1 |
| Gore, Albert 1948- | 1 |
| Grek, Lydia | 1 |
| Günter, Wolfgang | 1 |
| Kateregga, Badru D. | 1 |
| Leonard, Gabriel | 1 |
| Marrone, James V. | 1 |
| Shenk, Anton | 1 |
| Shenk, Gerald | 1 |
| Shenk, Jon | 1 |
| Shenk, Norman G. | 1 |
| Steier, Joshua | 1 |
| Sytsma, Tobias | 1 |