MLA

Rāzī, Abū Bakr Muḥammad ibn Zakarīyā, 865?-925?. Liber nonus ad Almansorem : cum expositione Silani de Nigris. 30 March 1483.. https://collections.library.yale.edu/catalog/10953094.

APA, 6th edition

Rāzī, Abū Bakr Muḥammad ibn Zakarīyā, 865?-925?. (30 March 1483.)[Liber nonus ad Almansorem : cum expositione Silani de Nigris]. https://collections.library.yale.edu/catalog/10953094.