Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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