IRRI. (1986). Development and spread of high-yielding rice varieties in developing countries. Manila: IRRI.
Chicago Stili AlıntıIRRI. Development and Spread of High-yielding Rice Varieties in Developing Countries. Manila: IRRI, 1986.
MLA AlıntıIRRI. Development and Spread of High-yielding Rice Varieties in Developing Countries. Manila: IRRI, 1986.
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