Author = Ahmed Mohamed Elsayed
| Number of Articles: 1 | ||
| 1 | A COMPARATIVE STUDY OF THE IMPACT OF SOME SOCIAL AND ECONOMIC CHANGES ON AGRICULTURAL PRODUCTIVITY IN ONE OF THE VILLAGES OF EL-SHARKIA GOVERNORATE. | |
| Volume 15, Issue 1, January 2010, Page 1-26 | ||
| Ahmed Mohamed Elsayed | ||
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