Girgis، M. (1978). IMPORT SUBSTITUTION AND EXPORT EXPANSION THEIR CONTRIBUTION TO INDUSTRIAL OUTPUT AND EMPLOY MENT IN EGYPT 1954 - 1970. مجلة مصر المعاصرة، مج69, ع372 ، 5 - 39. مسترجع من http://search.mandumah.com/Record/663904
Girgis، Maurice. "IMPORT SUBSTITUTION AND EXPORT EXPANSION THEIR CONTRIBUTION TO INDUSTRIAL OUTPUT AND EMPLOY MENT IN EGYPT 1954 - 1970." مجلة مصر المعاصرة مج69, ع372 (1978): 5 - 39. مسترجع من http://search.mandumah.com/Record/663904