@book{165004,
	author = {Dittmer Paul R. and Dittmer, Paul.},
	title = {Principles of food, beverage, and labor cost controls :},
	publisher = {John Wiley & Sons,},
	year = {1999.},
	address = {New York :},
	edition = {6th edition},
	note = {Rev. ed. of: Principles of food, beverage, and labor cost controls for hotels and restaurants. 5th ed. c1994.}
}