@book{11639,
	author = {Stevenson, William J.},
	title = {Operations management /},
	publisher = {McGraw-Hill Irwin,},
	year = {c2002.},
	address = {Boston :},
	edition = {7th ed.},
	note = {Includes indexes.},
	url = {http://www.loc.gov/catdir/description/mh021/2001091412.html}
}