Hobbs, Betty C. Food poisoning and food hygiene / Betty C. Hobbs and Richard J. Gilbert - 4th ed. - Westport, Conn. : Food & Nutrition Press, 1978. - 366 p. : ill. ; 22 cm. Bibliography: p. 334-336. ISBN: 0917678060 Subjects--Topical Terms: Food handling.Food contamination.Food poisoning.