Gaya APA

Witnesses unto Mankind; The Purpose and Duty of The Muslim Ummah. (1986). Leiden: [s.n.].

Gaya Chicago

Witnesses unto Mankind; The Purpose and Duty of The Muslim Ummah. Cet. 1. Leiden: [s.n.], 1986. Text.

Gaya MLA

Witnesses unto Mankind; The Purpose and Duty of The Muslim Ummah. Cet. 1. Leiden: [s.n.], 1986. Text.

Gaya Turabian

Witnesses unto Mankind; The Purpose and Duty of The Muslim Ummah. Leiden: [s.n.], 1986. Print.