APA (7th ed.) Zitazioa

Watson, D. H. (1993). Safety of chemicals in food: Chemical contaminants. Ellis Horwood.

Chicago Style (17th ed.) Zitazioa

Watson, D. H. Safety of Chemicals in Food: Chemical Contaminants. Nueva York: Ellis Horwood, 1993.

MLA (9th ed.) Zitazioa

Watson, D. H. Safety of Chemicals in Food: Chemical Contaminants. Ellis Horwood, 1993.