@book{2001,
	author = {Schroeder, Roger G. and Goldstein, Susan Meyer},
	title = {Operations management in the supply chain :},
	publisher = {McGraw-Hill/Irwin,},
	year = {2013.},
	series = {The McGraw-Hill/Irwin series in operations and decision sciences  },
	address = {New York, NY :},
	edition = {6th ed.}
}