Gaya APA

Yusuf, A, Q., FAYRUZZABADI, A. (). Al Luma' fi usul al fiqh . Beirut: Dar al fiqr.

Gaya MLA

Yusuf, AL, QARDHAWI,., FAYRUZZABADI, AL. "Al Luma' fi usul al fiqh". Beirut: Dar al fiqr, . Text.