Hobbs, B. C., & Roberts, D. Food poisoning and food hygiene (6th ed.). Edward Arnold.
Chicago Style citaatHobbs, Betty C., en Diane Roberts. Food Poisoning and Food Hygiene. 6th ed. London: Edward Arnold.
MLA citatieHobbs, Betty C., en Diane Roberts. Food Poisoning and Food Hygiene. 6th ed. Edward Arnold.
Let op: Deze citaties zijn niet altijd 100% accuraat.