APA (7th ed.) Citation

Warren, G. F. (1917). The food supply. American Farm Management Association.

Chicago Style (17th ed.) Citation

Warren, George F. The Food Supply. [Washington? D.C.]: American Farm Management Association, 1917.

MLA (9th ed.) Citation

Warren, George F. The Food Supply. American Farm Management Association, 1917.

Warning: These citations may not always be 100% accurate.