Heady, E. O. (1964). Economics of agricultural production and resource use. Prentice-Hall of India.
शिकागो स्टाइल उद्धरणHeady, Earl O. Economics of Agricultural Production and Resource Use. New Delhi: Prentice-Hall of India, 1964.
एमएलए उद्धरणHeady, Earl O. Economics of Agricultural Production and Resource Use. Prentice-Hall of India, 1964.
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