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- Receipts (Acknowledgments)1
- Religious life1
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- Revelation on Sinai1
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- Roman law--Interpretation and construction1
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- Rosselmini, Gregorio Tommaso1
- Rāfiʻī, ʻAbd al-Karīm ibn Muḥammad, 1162-1226. ʻAzīz ʻalá al-Wajīz1
- Rāzī, Fakhr al-Dīn Muḥammad ibn ʻUmar, 1149 or 1150-1210. Lubāb al-Ishārāt1
- SS. Trinità e S. Michele Arcangelo di Brondolo (Monastery)1
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