Gaya APA

Prinsip-prinsip islam. (1988). : .

Gaya Chicago

Prinsip-prinsip islam. . : , 1988. Textbook.

Gaya MLA

Prinsip-prinsip islam. . : , 1988. Textbook.

Gaya Turabian

Prinsip-prinsip islam. : , 1988. Textbook.