| Verfasser | Häufigkeit |
| Hardesty, Donald L. |
9 |
| Hardesty, Nancy A. |
2 |
| Scanzoni, Letha D. |
2 |
| Cochrane, Dorothy |
1 |
| Donato, Clorinda |
1 |
| Fowler, Don 1953-1999 |
1 |
| Hardesty, Donald L. 1941- |
1 |
| Hardesty, Donald Lynn 1941- |
1 |
| Hardesty, Von |
1 |
| Lee, Russell |
1 |
| Little, Barbara J. |
1 |
| Lüsebrink, Hans-Jürgen |
1 |