APA (7th ed.) Citation

Azzam, '. a., & Martinez Farah, C. (1979). The eternal message of Muhammad. Quartet Books.

Chicago Style (17th ed.) Citation

Azzam, 'Abd al-Rahman, and Carlos Martinez Farah. The Eternal Message of Muhammad. London: Quartet Books, 1979.

MLA (9th ed.) Citation

Azzam, 'Abd al-Rahman, and Carlos Martinez Farah. The Eternal Message of Muhammad. Quartet Books, 1979.