| Verfasser | Häufigkeit |
| Roszak, Jo |
2 |
| Bechtoldova, Helena |
1 |
| Brown, Lester R. 1934- |
1 |
| Donizetti, Gaetano 1797-1848 |
1 |
| Geyer, Dietmar 1946- |
1 |
| Gomes, Mary E. |
1 |
| Grabny, Barbara |
1 |
| Gutowski, Tomasz |
1 |
| Hammer, Achim |
1 |
| Hillman, James 1926-2011 |
1 |
| Kanner, Allen D. |
1 |
| Przybyła-Dumin, Agnieszka |
1 |
| Roszak, Piotr 1978- |
1 |
| Roszak, Theodore 1933-2011 |
1 |
| Roszak-Kwiatek, Paweł |
1 |
| Schiller, Friedrich 1759-1805 |
1 |
| Tümmler, Isolde |
1 |
| Weigl, Petr |
1 |