APA (7e ed.) Bronvermelding

Nadvi, A. A., & Kidwai, M. A. (1991). Four pillars of Islam. Da'wah Academy. International Islamic University.

Chicago (17e ed.) Bronvermelding

Nadvi, Abulhasan Ali, en Mohammad Asif Kidwai. Four Pillars of Islam. Islamabad, Pakistan: Da'wah Academy. International Islamic University, 1991.

MLA (9e ed.) Bronvermelding

Nadvi, Abulhasan Ali, en Mohammad Asif Kidwai. Four Pillars of Islam. Da'wah Academy. International Islamic University, 1991.