Gaya APA

Audi, D, A, S. (1981). Ushul Ilmu Al-Iqtishod Al-Islami . Riyad: Maktabah Al-Rosd.

Gaya MLA

Audi, Dr., Ahmad, Sopiyuddin. "Ushul Ilmu Al-Iqtishod Al-Islami". Riyad: Maktabah Al-Rosd, 1981. Text.