Hobbs, B. C. (1987). Food poisoning and food hygiene (5th ed.). E. Arnold.
Chicago Style aipamenaHobbs, Betty Constance. Food Poisoning and Food Hygiene. 5th ed. London: E. Arnold, 1987.
MLA aipamenaHobbs, Betty Constance. Food Poisoning and Food Hygiene. 5th ed. E. Arnold, 1987.
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