APA
Marriott N. G., . (1994). Principles of food sanitation. London: Chapman & Hall.
Chicago
Marriott Norman G, . 1994. Principles of food sanitation. London: Chapman & Hall.
Harvard
Marriott N. G., . (1994). Principles of food sanitation. London: Chapman & Hall.
MLA
Marriott Norman G, . Principles of food sanitation. London: Chapman & Hall. 1994.