APA (7th ed.) Citation

Ahmad, Z. (1978). The Qur'anic theory of riba. The Islamic quarterly, 20-22, 3-14.

Chicago Style (17th ed.) Citation

Ahmad, Ziauddin. "The Qur'anic Theory of Riba." The Islamic Quarterly 20-22 (1978): 3-14.

MLA (8th ed.) Citation

Ahmad, Ziauddin. "The Qur'anic Theory of Riba." The Islamic Quarterly, vol. 20-22, 1978, pp. 3-14.