@book{82513,
	author = {Stevenson, William J. and Sum, Chee Chuong},
	title = {Operations management /},
	publisher = {McGraw-Hill,},
	year = {2014},
	address = {[Singapore] :},
	edition = {2nd ed.},
	note = {"Operations management, secong edition is an adaption of Operations Management, eleventh edition by William J. Stevenson."-- verso p.}
}