APA (7th ed.) Zitazioa

Davidson, J. H. (2002). Sustainable development and agriculture in the United States. Environmental Law Institute.

Chicago Style (17th ed.) Zitazioa

Davidson, John H. Sustainable Development and Agriculture in the United States. Washington, D.C.: Environmental Law Institute, 2002.

MLA (9th ed.) Zitazioa

Davidson, John H. Sustainable Development and Agriculture in the United States. Environmental Law Institute, 2002.