Gaya APA

Al-Hay, D, F. (1986). Al-Tadabiru Al-Waqiyah Min Al-Riba Fi Al-Islami . S.n: s.l.

Gaya MLA

Al-Hay, Dr., Fadhlu. "Al-Tadabiru Al-Waqiyah Min Al-Riba Fi Al-Islami". S.n: s.l, 1986. Text.