APA-referens

Heady, E. O. (1964). Economics of agricultural production and rsources use. Prentice Hall of India Pvt. Ltd.

Chicago-stil citat

Heady, Earl O. Economics of Agricultural Production and Rsources Use. New Delhi: Prentice Hall of India Pvt. Ltd, 1964.

MLA-referens

Heady, Earl O. Economics of Agricultural Production and Rsources Use. Prentice Hall of India Pvt. Ltd, 1964.

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