| Autor | Títulos | 1.
| Rugarli, Giampaolo | 1 | 2.
| Ruge, Ane Mette | 1 | 3.
| Ruge, Arnold | 1 | 4.
| Rugendas, Johann Moritz, 1802-1858 | 2 | 5.
| Rugener, Christiane | 1 | 6.
| Rüger, Axel | 1 | 7.
| Rüggeberg, Eduard Subirats | 1 | 8.
| Rüggeberg, Eduardo Subirats , 1947- | 0 | 9.
| Ver: Subirats, Eduardo, 1947- | 5 | 10.
| Rüggeberg, Silvia | 1 | 11.
| Ruggeri, Ileana, 1949- | 1 |
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