| Author | Titles | 1.
| Ottendörfer, Philipp | 1 | 2.
| Ottenheym, Konrad | 1 | 3.
| Ottenjan, Rudolf | 1 | 4.
| Otternbach, Jaremie, 1960- | 6 | 5.
| Otterness, Tom, 1952- | 1 | 6.
| Ottero, Estrella de Diego, 1958- | 0 | 7.
| Author is: Diego Ottero, Estrella de, 1958- | 13 | 8.
| Ottersbach, Heribert C., 1960- | 1 | 9.
| Ottesen, M. | 1 | 10.
| Ottin, L. | 1 | 11.
| Ottinger, Bee | 1 |
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