| Autor | Títulos | 1.
| Hartmann, John E. | 1 | 2.
| Hartmann, K. D. | 1 | 3.
| Hartmann, Markus | 1 | 4.
| Hartmann, Michael | 1 | 5.
| Hartmann, Nicolai, 1882-1950 | 2 | 6.
| Hartmann, Sadakichi, 1867-1944 | 1 | 7.
| Hartmann, Thekla | 1 | 8.
| Hartmann, Thomas Michael | 3 | 9.
| Hartmann von Aue | 2 | 10.
| Hartnack, Vicky | 10 |
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