Iḫwān aṣ-Ṣafāʾ. (2012). On arithmetic and geometry: An Arabic critical edition and English translation of Epistles 1 & 2. Oxford University Press in association with The Institute of Ismaili Studies.
Chicago Style (17th ed.) CitationIḫwān aṣ-Ṣafāʾ. On Arithmetic and Geometry: An Arabic Critical Edition and English Translation of Epistles 1 & 2. Oxford: Oxford University Press in association with The Institute of Ismaili Studies, 2012.
MLA (9th ed.) CitationIḫwān aṣ-Ṣafāʾ. On Arithmetic and Geometry: An Arabic Critical Edition and English Translation of Epistles 1 & 2. Oxford University Press in association with The Institute of Ismaili Studies, 2012.
Warning: These citations may not always be 100% accurate.