| Autor | Títulos | | 1.
| Rostovzev, M. | 1 | | 2.
| Rot, Dieter, 1930-1998 | 0 | | 3.
| Ver: Roth, Dieter, 1930-1998 | 16 | | 4.
| Rot, Diter, 1930-1998 | 0 | | 5.
| Ver: Roth, Dieter, 1930-1998 | 16 | | 6.
| Rot, Diterrot, 1930-1998 | 0 | | 7.
| Ver: Roth, Dieter, 1930-1998 | 16 | | 8.
| Rota, Italo 19--?- | 1 | | 9.
| Rota, Nino, 1911-1979 | 1 | | 10.
| Rotary Club de Braga | 1 | | 11.
| Rotary Club de Lisboa | 1 | | 12.
| Rotberg, Robert , 1935- | 0 | | 13.
| Ver: Rotberg, Robert I., 1935- | 2 | | 14.
| Rotberg, Robert I., 1935- | 2 |
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