| Verfasser | Häufigkeit |
| Young, Robert Andrew 1950-2017 |
5 |
| Sanders, Andrew 1952- |
4 |
| Young, Richard |
4 |
| MacDonald, Margaret F. |
3 |
| MacDonald, Margaret F. 1944- |
3 |
| Spencer, Robin |
3 |
| Spencer, Robin 1944- |
3 |
| Young, Andrew McLaren |
3 |
| Young, Andrew McLaren 1913-1975 |
3 |
| Young, Robb Andrew |
2 |
| Alexander, Ashley |
1 |
| Ashworth, Andrew |
1 |
| Atay, Ahmet |
1 |
| Bratton, Benjamin H. 1968- |
1 |
| Burgess, Andrew R. |
1 |
| Cables, George 1944- |
1 |
| Chapman, Sean |
1 |
| Churchill, Sarah |
1 |
| Clark, Robert L. 1949- |
1 |
| Clarke, Geoffrey M. 1960- |
1 |