Barker, R., & Quintana, E. Farm management studies of costs and returns in rice production. International Rice Research Institute.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBarker, Randolf, और E.U Quintana. Farm Management Studies of Costs and Returns in Rice Production. [Los Baños, Laguna]: International Rice Research Institute.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBarker, Randolf, और E.U Quintana. Farm Management Studies of Costs and Returns in Rice Production. International Rice Research Institute.
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