| Author | Popularity |
|---|---|
| Allardyce, Gilbert D. | 4 |
| Doriot, Jacques | 1 |
| Hayes, Paul M. | 1 |
| Jedlicka, Ludwig | 1 |
| Laqueur, Walter | 1 |
| Lyttelton, Adrian | 1 |
| Mosse, George L. | 1 |
| Oberländer, Erwin | 1 |
| Seton-Watson, Hugh | 1 |
| Soucy, Robert J. | 1 |
| Thomas, Hugh | 1 |
| Weber, Eugen | 1 |
| Woodward, Llewellyn | 1 |
