Cita APA (7th ed.)
Obach, B. K. (2015). Organic struggle: The movement for sustainable agriculture in the United States. The MIT Press.
Cita Chicago (17th ed.)
Obach, Brian K. Organic Struggle: The Movement for Sustainable Agriculture in the United States. Cambridge, Massachusetts ; London, England: The MIT Press, 2015.
Cita MLA (9th ed.)
Obach, Brian K. Organic Struggle: The Movement for Sustainable Agriculture in the United States. The MIT Press, 2015.
Atenció: Aquestes cites poden no estar 100% correctes.