risk, m. m. (1992). economic efficiency and resource productivity on small broiller farms in saudi arabi. the institute of national planning.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रrisk, mohamed m. Economic Efficiency and Resource Productivity on Small Broiller Farms in Saudi Arabi. cairo: the institute of national planning, 1992.
एमएलए (9वां संस्करण) प्रशस्ति पत्रrisk, mohamed m. Economic Efficiency and Resource Productivity on Small Broiller Farms in Saudi Arabi. the institute of national planning, 1992.
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