APA-referens

Heady, E. O. (1964). Economics of agriocultural production and resource use. Prentice- Hall of India Pvt Ltd.

Chicago-stil citat

Heady, Earl O. Economics of Agriocultural Production and Resource Use. Newdelhi: Prentice- Hall of India Pvt Ltd, 1964.

MLA-referens

Heady, Earl O. Economics of Agriocultural Production and Resource Use. Prentice- Hall of India Pvt Ltd, 1964.

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