Franklin

MLA

Nasr, Seyyed Hossein. An Introduction to Islamic Cosmological Doctrines : Conceptions of Nature and Methods Used for Its Study by the Ikhwān Al-ṣafāʾ, Al-bīrūnī, and Ibn Sīnā. Rev. ed. Boulder: Shambhala , 1978.

APA

Nasr, S. Hossein. (1978). An introduction to Islamic cosmological doctrines : conceptions of nature and methods used for its study by the Ikhwān al-Ṣafāʾ, al-Bīrūnī, and Ibn Sīnā. Rev. ed. Boulder: Shambhala .

Chicago

Nasr, Seyyed Hossein. An Introduction to Islamic Cosmological Doctrines: Conceptions of Nature and Methods Used for Its Study by the Ikhwān Al-Ṣafāʾ, Al-Bīrūnī, and Ibn Sīnā. Rev. ed. Boulder: Shambhala, 1978.