APA-viite

Fadiman, J. E., & Frager,Robert Ed. (1999). Sufism. Harper Collins Publishers.

Chicago-tyylinen lähdeviittaus

Fadiman, James Ed, ja Frager,Robert Ed. Sufism. New York: Harper Collins Publishers, 1999.

MLA-viite

Fadiman, James Ed, ja Frager,Robert Ed. Sufism. Harper Collins Publishers, 1999.