Title
- Rationale divinorum officiorum1
- Rawz̤at al-ṣafāʼ1
- Rawḍ al-rayāḥīn fī ḥikāyāt al-ṣāliḥīn1
- Razname1
- Records1
- Register brevium1
- Register of writs1
- Regulations1
- Religious text1
- Repertorium juris civilis1
- Rerum suo tempore gestarum commentarius1
- Responsa1
- Revelations1
- Risālah fī masʼalat al-kafāʼah1
- Risālah-i aflākīyah dar tarkīb-i filizzāt-i sabʻah1
- Ritual1
- Rituale Dominicanum1
- Roman de la rose1
- Rosarium1
- Rosarium theologiae1