@book{566,
	author = {Dittmer, Paul. and Keefe, J. Desmond.},
	title = {Principles of food, beverage, and labor cost controls /},
	publisher = {Wiley,},
	year = {c2005.},
	address = {Hoboken, N.J. :},
	edition = {8th ed.},
	note = {Includes index},
	url = {http://www.loc.gov/catdir/toc/ecip0416/2004006449.html}
}