| Autor | Títulos | 1.
| Olden, Wolfgang Schulze, | 2 | 2.
| Oldenberg, Hermann | 2 | 3.
| Oldenburg, Claes, 1929-2022 | 11 | 4.
| Oldenburg, Maartje | 1 | 5.
| Oldenburg, Peter | 1 | 6.
| Oldenburg, Richard E. | 2 | 7.
| Oldenziel, Ruth | 1 | 8.
| Oldfield-Florescu, Sylvia May | 2 | 9.
| Oldford, Michael | 1 | 10.
| Oldham, J. Basil | 1 |
|
|