| Author | Titles | | 1.
| Rinn, Rivka, 1950- | 1 | | 2.
| Rintelen, Fritz Joachim von | 1 | | 3.
| Rinuy, Anne | 1 | | 4.
| Rinuy, Paul-Louis, 1961- | 8 | | 5.
| Rio, A. F. | 1 | | 6.
| Rio Branco, Barão do, 1845-1912 | 1 | | 7.
| Rio Branco, Miguel, 1946- | 10 | | 8.
| Rio Branco, Miguel da Silva Paranhos di, 1946- | 0 | | 9.
| Author is: Rio Branco, Miguel, 1946- | 10 | | 10.
| Río Cisneros, Agustín del | 1 | | 11.
| Rio, Damião do | 3 |
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