Gaya APA

Watt, W, M. (1991). Bell's: introduction to the Qur'an / W. Montgomery Watt R.Bell (ed.2.cet.4). : University press.

Gaya MLA

Watt, W., Montgomery. "Bell's: introduction to the Qur'an / W. Montgomery Watt R.Bell". ed.2.cet.4 : University press, 1991. Referensi.