APA-viite

Heady, E. O. (1964). economics of agricultural production and resource use. Prentice hall of India pvt. ltd.

Chicago-tyylinen lähdeviittaus

Heady, Earl O. Economics of Agricultural Production and Resource Use. New Delhi: Prentice hall of India pvt. ltd, 1964.

MLA-viite

Heady, Earl O. Economics of Agricultural Production and Resource Use. Prentice hall of India pvt. ltd, 1964.