APA (7th ed.) Citation

O'Halloran, R. M. (2015). Off-site catering: Prevention of food borne illnesses. International CHRIE.

Chicago Style (17th ed.) Citation

O'Halloran, Robert M. Off-site Catering: Prevention of Food Borne Illnesses. London: International CHRIE, 2015.

MLA (9th ed.) Citation

O'Halloran, Robert M. Off-site Catering: Prevention of Food Borne Illnesses. International CHRIE, 2015.