| Verfasser | Häufigkeit |
| Friedman, William 1891-1969 |
18 |
| Friedman, William F. |
9 |
| Callimahos, Lambros D. |
5 |
| Friedman, William J. |
4 |
| Byrd, William E. |
3 |
| Friedman, Joel William |
3 |
| Friedman, L. J. |
3 |
| Friedman, William A. |
3 |
| Inmon, William H. 1945- |
3 |
| Kiselyov, Oleg |
3 |
| Bibby, Duane |
2 |
| Collins, Michael G. |
2 |
| Friedman, Daniel P. 1944- |
2 |
| Friedman, Elizabeth |
2 |
| Friedman, Jonathan C. 1966- |
2 |
| Friedman, Milton 1912-2006 |
2 |
| Friedman, William Frederick |
2 |
| Hemann, Jason |
2 |
| Hewitt, William L. 1947- |
2 |
| Landers, Jonathan M. |
2 |