APA (7th ed.) Citation

DeGregori, T. R. (2004). Origins of the organic agriculture debate. Iowa State Press.

Chicago Style (17th ed.) Citation

DeGregori, Thomas R. Origins of the Organic Agriculture Debate. Ames: Iowa State Press, 2004.

MLA (9th ed.) Citation

DeGregori, Thomas R. Origins of the Organic Agriculture Debate. Iowa State Press, 2004.