Title
- Quid sit annus solaris1
- Qunyat al-muniyah1
- Qunyat al-munyah li-tatmīn al-Ghunyah1
- Qur'anic text1
- Rafʻ al-ḥijāb ʻan aʻmāl al-ḥisāb1
- Rawz̤at al-ṣafāʼ1
- Rawḍ al-rayāḥīn fī ḥikāyāt al-ṣāliḥīn1
- Rawḍ al-ṭālib1
- Rawḍat al-daqāʼiq fī sharḥ al-Ḥadāʼiq1
- Receipt1
- Recepte1
- Record1
- Reductorium morale1
- Registrum alphabeticum1
- Registrum ordinis Cysterciensis1
- Regula1
- Regulae1
- Responsa1
- Risālah al-muʻīnīyah fī al-hayʼah ... [etc1
- Risālah fī al-hayʼah al-falakīyah1