Haggag، M. F.، و Hammoud، G. A. (2003). TOURISM AND RECREATION IN RURAL AREAS : THE CASE OF WALES: FACULTY OF TOURISM AND HOTEL MANAGEMENT. الإدارة، مج35, ع3 ، 103 - 115. مسترجع من http://search.mandumah.com/Record/665181
Haggag، Mona Farouk، و Ghada Aly Hammoud. "TOURISM AND RECREATION IN RURAL AREAS : THE CASE OF WALES: FACULTY OF TOURISM AND HOTEL MANAGEMENT." الإدارة مج35, ع3 (2003): 103 - 115. مسترجع من http://search.mandumah.com/Record/665181