El Toukhy، A. E. (1973). THE QUALITY OF LABOUR AND ITS INCIDENCE ON THE SOCIO-ECONOMIC DEVELOPMENT IN THE A.R. EGYPT. مجلة مصر المعاصرة، مج64, ع354 ، 427 - 434. مسترجع من http://search.mandumah.com/Record/663606
El Toukhy، Abd Elnaby. "THE QUALITY OF LABOUR AND ITS INCIDENCE ON THE SOCIO-ECONOMIC DEVELOPMENT IN THE A.R. EGYPT." مجلة مصر المعاصرة مج64, ع354 (1973): 427 - 434. مسترجع من http://search.mandumah.com/Record/663606