the institute of national planning & El Wahab, N. S. (1998). A New Approach for Pricing Agricultural Land in Egypt Considering Policy reforms and environmental concepts. The Institute of National Planning.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रthe institute of national planning और Nagwan S.Abd El Wahab. A New Approach for Pricing Agricultural Land in Egypt Considering Policy Reforms and Environmental Concepts. Cairo: The Institute of National Planning, 1998.
एमएलए (9वां संस्करण) प्रशस्ति पत्रthe institute of national planning और Nagwan S.Abd El Wahab. A New Approach for Pricing Agricultural Land in Egypt Considering Policy Reforms and Environmental Concepts. The Institute of National Planning, 1998.