APA (7th ed.) Citation

Wortman, S., & Cummings, R. W. (1978). To feed this world: The challenge and the strategy. Johns Hopkins University Press.

Chicago Style (17th ed.) Citation

Wortman, Sterling, and Ralph Waldo Cummings. To Feed This World: The Challenge and the Strategy. Baltimore: Johns Hopkins University Press, 1978.

MLA (9th ed.) Citation

Wortman, Sterling, and Ralph Waldo Cummings. To Feed This World: The Challenge and the Strategy. Johns Hopkins University Press, 1978.