Barker, R. (1971). The status of agricultural development in South and SEA as a result of the new food grain technology. International Rice Research Institute.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रBarker, Randolf. The Status of Agricultural Development in South and SEA as a Result of the New Food Grain Technology. [Los Baños, Laguna: International Rice Research Institute, 1971.
एमएलए (9वां संस्करण) प्रशस्ति पत्रBarker, Randolf. The Status of Agricultural Development in South and SEA as a Result of the New Food Grain Technology. International Rice Research Institute, 1971.
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