http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
On logic : an Arabic critical edition and English translation of Epistles 10-14
Rasāʼil Ikhwān al-Ṣafāʼ wa khullān al-wafāʼ
edited and translated by Carmela Baffioni ; foreword by Nader El-Bizri.