| Verfasser | Häufigkeit |
|---|---|
| Owen, James L. | 4 |
| Seibert, David R. | 4 |
| Zimmerman, Gordon I. | 2 |
| Zimmerman, Gordon J. | 2 |
| Anderton, John | 1 |
| Bishop, K. David | 1 |
| Bonazzi, Elaine 1936- | 1 |
| Chryst, Gary | 1 |
| Clark, James | 1 |
| Coates, Brian J. | 1 |
| Coe, James | 1 |
| Diamond, Jared M. | 1 |
| Dietrich, Gary | 1 |
| Foss, Harlan | 1 |
| Fuller, Lary | 1 |
| Grey, Joel 1932- | 1 |
| Harrold, Jack 1920-1994 | 1 |
| Hynes, Elisabeth 1947- | 1 |
| Large, Norman | 1 |
| Lecroy, Mary | 1 |