R W Herdt. (1983). Adoption, spread and production impact of modern rice varieties in Asia. Manila: IRRI.
शिकागो स्टाइल उद्धरणR W Herdt. Adoption, Spread and Production Impact of Modern Rice Varieties in Asia. Manila: IRRI, 1983.
एमएलए उद्धरणR W Herdt. Adoption, Spread and Production Impact of Modern Rice Varieties in Asia. Manila: IRRI, 1983.
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