Amin، M. S. (1968). THE MAIN FEATURES OF THE PARTNERSHIP PETROLEUM AGREEMENTS IN THE U.A.R AND OTHER DEVELOPING COUNTRIES. مجلة مصر المعاصرة، مج59, ع333 ، 165 - 185. مسترجع من http://search.mandumah.com/Record/663478
Amin، Mahmoud S. "THE MAIN FEATURES OF THE PARTNERSHIP PETROLEUM AGREEMENTS IN THE U.A.R AND OTHER DEVELOPING COUNTRIES." مجلة مصر المعاصرة مج59, ع333 (1968): 165 - 185. مسترجع من http://search.mandumah.com/Record/663478