Riḍā Ṣadr

title	ISBN-13 (ISBN-10)	year of publication
Ṣaḥāʼif min al-falsafah	978-964-424-734-7 (964-424-734-5)
al-Falsafah al-ʻulyā	978-964-424-688-3 (964-424-688-8)