| Autor | Títulos | | 1.
| Klossowski, Pierre, 1905-2001 | 10 | | 2.
| Kloster, Robert | 1 | | 3.
| Klosterfelde, Alfons | 1 | | 4.
| Klosterfelde, Helga Maria | 1 | | 5.
| Klostermann, Erich | 1 | | 6.
| Klotz, Heinrich | 7 | | 7.
| Klotz, Reinholdus | 1 | | 8.
| Kluckert, Ehrenfried | 1 | | 9.
| Kluczewska-Wójcik, Agnieszka | 1 | | 10.
| Kluge, Alexander, 1932- | 2 |
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