Hobbs, B. C. (1987). Food poisoning and food hygiene (5th ed.). E. Arnold.
Chicago (17e ed.) BronvermeldingHobbs, Betty Constance. Food Poisoning and Food Hygiene. 5th ed. London: E. Arnold, 1987.
MLA (9e ed.) BronvermeldingHobbs, Betty Constance. Food Poisoning and Food Hygiene. 5th ed. E. Arnold, 1987.
Let op: Deze citaties zijn niet altijd 100% accuraat.