Gaya APA

Proceedings, W, F, C, (, W, F, C., Johnson, S, R. (1989). World food conference proceedings: volume 1 : Policy addresses . : Iowa State University Press.

Gaya MLA

Proceedings, World, Food, Conference, (1980-1988), World, Food, Conference., Johnson, Stanley, R.. "World food conference proceedings: volume 1 : Policy addresses". : Iowa State University Press, 1989. Textbook.