| Verfasser | Häufigkeit |
|---|---|
| Fair, Gordon Maskew | 4 |
| Geyer, John Charles | 4 |
| Okun, Daniel A. | 4 |
| Birkler, John L. 1944- | 1 |
| Blickstein, Irv | 1 |
| Chevigny, Bell Gale | 1 |
| Ochmanek, David A. 1951- | 1 |
| Ohlandt, Chad J. R. | 1 |
| Predd, Joel B. | 1 |
| Verfasser | Häufigkeit |
|---|---|
| Fair, Gordon Maskew | 4 |
| Geyer, John Charles | 4 |
| Okun, Daniel A. | 4 |
| Birkler, John L. 1944- | 1 |
| Blickstein, Irv | 1 |
| Chevigny, Bell Gale | 1 |
| Ochmanek, David A. 1951- | 1 |
| Ohlandt, Chad J. R. | 1 |
| Predd, Joel B. | 1 |