Heady, E. O. (1970). Economic development of agriculture: The modernization of farming. IOWA state university press.
Style de citation ChicagoHeady, Earl O. Economic Development of Agriculture: The Modernization of Farming. Ames: IOWA state university press, 1970.
Style de citation MLAHeady, Earl O. Economic Development of Agriculture: The Modernization of Farming. IOWA state university press, 1970.
Attention : ces citations peuvent ne pas être correctes à 100%.