| Author | Titles | | 1.
| Rada y Delgado, Juan de Dios de la | 2 | | 2.
| Rada y Delgado, Juan de Dios de la 1827-1901 | 1 | | 3.
| Radaelli, Fabrizio | 1 | | 4.
| Radage, Eddie | 1 | | 5.
| Radasewsky, Werner | 3 | | 6.
| Radboy, Babak, 19--?- | 1 | | 7.
| Radbruch, Gustav | 1 | | 8.
| Radcliffe, Anna | 2 | | 9.
| Radcliffe, Anthony | 1 | | 10.
| Radcliffe, Cyril John | 1 |
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