@book{1960,
	author = {Stevenson, William J.},
	title = {Operations management /},
	publisher = {McGraw-Hill/Irwin,},
	year = {c2005.},
	series = {The McGraw-Hill/Irwin series operations and decision sciences},
	address = {Boston :},
	edition = {8th ed.},
	note = {Includes index.}
}