APA (7e ed.) Bronvermelding

Johnson, D. G., & Schuh, G. E. (1983). The Role of markets in the world food economy. Westview Press.

Chicago (17e ed.) Bronvermelding

Johnson, D. Gale, en G. Edward Schuh. The Role of Markets in the World Food Economy. Boulder, Colo: Westview Press, 1983.

MLA (9e ed.) Bronvermelding

Johnson, D. Gale, en G. Edward Schuh. The Role of Markets in the World Food Economy. Westview Press, 1983.