APA (7th ed.) Zitazioa

Office of Technology Assessment. (1979). Environmental contaminants in food. OTA.

Chicago Style (17th ed.) Zitazioa

Office of Technology Assessment. Environmental Contaminants in Food. Washington, D.C: OTA, 1979.

MLA (9th ed.) Zitazioa

Office of Technology Assessment. Environmental Contaminants in Food. OTA, 1979.