@book{6295,
	author = {Dittmer, Paul R. and Griffin, Gerald G.},
	title = {Principles of food, beverage and labor cost controls for hotel and restaurants /},
	publisher = {John Wiley & Sons, Inc.,},
	year = {1999. },
	address = {New York:},
	edition = {6th ed.},
	note = {Includes index.}
}