Mohamed، S. A. A.، و Saeed، A. A. M. (2010). Impact of Farmer Field Schools and Traditional Extension on Adoption of Crop Production Technological Packages in the Rahad Scheme. مجلة دراسات حوض النيل، مج6, ع12 ، 18 - 37. مسترجع من http://search.mandumah.com/Record/609070
Mohamed، Shadia Abd Alrahim، و Awad Allah Mohamed Saeed. "Impact of Farmer Field Schools and Traditional Extension On Adoption of Crop Production Technological Packages in the Rahad Scheme." مجلة دراسات حوض النيل مج6, ع12 (2010): 18 - 37. مسترجع من http://search.mandumah.com/Record/609070