Cita APA (7a ed.)

Balkhī, A. i. S., & Badrī, M. (2013). Abū Zayd al-Balkhī''s Sustenance of the soul: The cognitive behavior therapy of a ninth century physician. International Institute of Islamic Thought.

Cita Chicago Style (17a ed.)

Balkhī, Aḥmad ibn Sahl, y Mālik Badrī. Abū Zayd Al-Balkhī''s Sustenance of the Soul: The Cognitive Behavior Therapy of a Ninth Century Physician. [Place of publication not identified]: International Institute of Islamic Thought, 2013.

Cita MLA (8a ed.)

Balkhī, Aḥmad ibn Sahl, y Mālik Badrī. Abū Zayd Al-Balkhī''s Sustenance of the Soul: The Cognitive Behavior Therapy of a Ninth Century Physician. International Institute of Islamic Thought, 2013.