| Verfasser | Häufigkeit |
| Elfman, Danny 1953- |
3 |
| Alexander, Richard |
2 |
| Allen, Karen 1951- |
2 |
| Amundsen, Mitchell 1958- |
2 |
| Anderson, Kevin |
2 |
| Banwart, Mary C. |
2 |
| Bashir, Safdar 1983- |
2 |
| Black, Michael |
2 |
| Breen, Kanen |
2 |
| Butel, Mitchell |
2 |
| Bystrom, Dianne G. |
2 |
| Carson, Michael P. |
2 |
| Castles-Onion, Brian |
2 |
| Chapman, Michael 1935-2020 |
2 |
| Dark, Jacqueline |
2 |
| Dolan, Brigid M. |
2 |
| Fiebig, Taryn |
2 |
| Forsythe, John 1918-2010 |
2 |
| Fyfe, Warwick |
2 |
| Glazer, Mitchell 1953- |
2 |