Cita APA (7a ed.)

Mahmud, A. H. (1978). The creed of Islam. World of Islam Festival Trust.

Cita Chicago Style (17a ed.)

Mahmud, Abdel Haleem. The Creed of Islam. London: World of Islam Festival Trust, 1978.

Cita MLA (9a ed.)

Mahmud, Abdel Haleem. The Creed of Islam. World of Islam Festival Trust, 1978.