Bangladesh Rice Research Institute & Ahmed,Nizam U. Farming Systems Research at Kamalgonj 1989 and 1990. Bangladesh Rice Research Institute.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBangladesh Rice Research Institute और Ahmed,Nizam U. Farming Systems Research at Kamalgonj 1989 and 1990. Bangladesh: Bangladesh Rice Research Institute.
एमएलए (8वां संस्करण) प्रशस्ति पत्रBangladesh Rice Research Institute और Ahmed,Nizam U. Farming Systems Research at Kamalgonj 1989 and 1990. Bangladesh Rice Research Institute.
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