| Verfasser | Häufigkeit |
| Grewe, Klaus 1944- |
3 |
| Kessener, H. Paul M. |
3 |
| Borkenau, Franz |
1 |
| Bracher, Karl Dietrich 1922-2016 |
1 |
| Grewe, Wilhelm 1911-2000 |
1 |
| Lasky, Melvin J. |
1 |
| Löwenthal, Richard 1908-1991 |
1 |
| Mendelssohn, Peter 1908-1982 |
1 |
| Piras, Susanna A. G. |
1 |
| Polgar, Alfred |
1 |
| Politzer, Heinz 1910-1978 |
1 |
| Ritti, Tullia 1943- |
1 |
| Spiel, Hilde 1911-1990 |
1 |
| Vietta, Egon 1903-1959 |
1 |
| de Madariaga, Salvador 1886-1978 |
1 |