APA (7th ed.) Citation

Facts on File, Inc, & Sobel, L. A. (1975). World food crisis. Facts on File.

Chicago Style (17th ed.) Citation

Facts on File, Inc, and Lester A. Sobel. World Food Crisis. New York: Facts on File, 1975.

MLA (9th ed.) Citation

Facts on File, Inc, and Lester A. Sobel. World Food Crisis. Facts on File, 1975.

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