Hobbs, Betty C. Food poisoning and food hygiene / Betty C. Hobbs and Diane Roberts. - 5th ed. - London : Edward Arnold, 1987 - xi, 372 p. : ill. ISBN: 0917678060 Subjects--Topical Terms: Food handling.Food poisoning.Food contamination LC Class. No.: TX537 / .H6 1978 Dewey Class. No.: 614.3/1