'Assal, A. M. a., & Abdul-Karim, F. A. (1977). Al Nizam al Iqtisad fi al islam mabadiuhu wa ahdafuhu. Maktabah Wahibah.
Chicago Style (17th ed.) Citation'Assal, Ahmad Muhammad al, and Fat'hi Ahmad Abdul-Karim. Al Nizam Al Iqtisad Fi Al Islam Mabadiuhu Wa Ahdafuhu. Maktabah Wahibah, 1977.
MLA (8th ed.) Citation'Assal, Ahmad Muhammad al, and Fat'hi Ahmad Abdul-Karim. Al Nizam Al Iqtisad Fi Al Islam Mabadiuhu Wa Ahdafuhu. Maktabah Wahibah, 1977.
Warning: These citations may not always be 100% accurate.