| Verfasser | Häufigkeit |
| Stebbins, Charles E. |
4 |
| Stebbins, Theodore E. |
3 |
| Troyen, Carol |
3 |
| Couzens, Vicki 1960- |
1 |
| Eira, Kris |
1 |
| Epling, Carl 1894-1968 |
1 |
| Fairbrother, Trevor J. |
1 |
| Matzke, Edwin B. |
1 |
| Ricci, Susan C. |
1 |
| Stebbins, Consuelo E. |
1 |
| Stebbins, George Ledyard 1906-2000 |
1 |
| Stebbins, Theodore E. 1938- |
1 |
| Stebbins, Tonya N. |
1 |