Gaya APA
Marriott, N, G., Gravani, R, B. (2006).
Principles Of Food Sanitation (Fifth Edition).
United States of America:
Spinger.
Gaya MLA
Marriott, Norman, G.., Gravani, Robert, B..
"Principles Of Food Sanitation".
Fifth Edition
United States of America:
Spinger,
2006.
Text.