| Verfasser | Häufigkeit |
| Schaie, K. Warner 1928- |
28 |
| Willis, Sherry L. |
6 |
| Willis, Sherry L. 1947- |
5 |
| Geiwitz, James |
3 |
| Abeles, Ronald P. 1944- |
1 |
| Baltes, Paul B. 1939-2006 |
1 |
| Birren, James E. 1918-2016 |
1 |
| Gatz, Margaret 1944- |
1 |
| Heiß, Robert 1903-1974 |
1 |
| Knight, Bob G. 1950- |
1 |
| Park, Denise C. |
1 |
| Salthouse, Timothy A. |
1 |