Richardson, T. M., & Nicodemus, W. R. (1981). Sanitation for food service workers (3rd ed.). Van Nostrand Reinhold Company.
Chicago Edition CitationRichardson, Treva M., i Wade R. Nicodemus. Sanitation for Food Service Workers. 3rd ed. New York: Van Nostrand Reinhold Company, 1981.
Cita MLARichardson, Treva M., i Wade R. Nicodemus. Sanitation for Food Service Workers. 3rd ed. Van Nostrand Reinhold Company, 1981.
Atenció: Aquestes cites poden no estar 100% correctes.