| Verfasser | Häufigkeit |
| Birkett, Melissa A. 1979- |
5 |
| Carlson, Neil R. 1942- |
5 |
| Bean, Sean 1959- |
1 |
| Biggins, Christopher |
1 |
| Birkett, Jack |
1 |
| Birkett, Jason W. |
1 |
| Birkett, L. |
1 |
| Birkett, Norman |
1 |
| Birkett, Paul A. ca. 20. Jh |
1 |
| Birkett, William N. |
1 |
| Bourque, Jason 1972- |
1 |
| Bull, Peter 1912-1984 |
1 |
| Campbell, Ken |
1 |
| Cunningham, Neil |
1 |
| Da Ponte, Claudia ca. 20. Jh |
1 |
| Haynes, Maxwell ca. 20. Jh |
1 |
| Jarman, Derek 1942-1994 |
1 |
| Johnson, Karl |
1 |
| Lester, John N. |
1 |
| Meyer, David |
1 |