Παραπομπή σε μορφή APA (7η εκδ.)

National Research Council (U.S.). Committee on the Role of Alternative Farming Methods in Modern Production Agriculture. (1989). Alternative agriculture. National Academy Press.

Παραπομπή σε μορφή Chicago (17η εκδ.)

National Research Council (U.S.). Committee on the Role of Alternative Farming Methods in Modern Production Agriculture. Alternative Agriculture. Washington, D.C.: National Academy Press, 1989.

Παραπομπή σε μορφή MLA (9th εκδ.)

National Research Council (U.S.). Committee on the Role of Alternative Farming Methods in Modern Production Agriculture. Alternative Agriculture. National Academy Press, 1989.