| Verfasser | Häufigkeit |
| Defer, Alain |
5 |
| Lincoln, Abraham 1809-1865 |
4 |
| Atkins, William P. |
3 |
| Fehrenbacher, Don E. 1920-1997 |
3 |
| Fishman, Deborah E. |
3 |
| Hoffman, Gary M. |
3 |
| Aguiar, Luis L. M. |
2 |
| Anderson, Daniel R. 1944- |
2 |
| Field, Diane E. |
2 |
| Floriani, Dinorá Eliete |
2 |
| French, Diana E. |
2 |
| Park, Seung Ho 1960- |
2 |
| Senese, Donna |
2 |
| Ackerman, James A. |
1 |
| Agron, Charles |
1 |
| Albear Franquiz, Jesús F. de |
1 |
| Ali, Mohamed A. |
1 |
| Allen, E. J. |
1 |
| Avigdor Hurowitz, Victor |
1 |
| Baue, Arthur E. |
1 |