Yaser A. A. Diab, Dalia H. ElShoweikh and Mmdouh El-syed Mahmoud

" Study of economic efficiency and demand functions on the the most important production resources used in producing of broad bean crop in Sohag Governorate " Journal of Agricultural Economics and Social Sciences, volume 7, No , NULL, 2016, NULL
السيرة الذاتية للمشاركين : داليا حامد جودة يوسف الشويخ