@book{33891,
	author = {Buffa, Elwood Spencer, 1923- and Sarin, Rakesh K.},
	title = {Modern production/operations management /},
	publisher = {John Wiley,},
	year = {1994.},
	series = {Wiley series in production/operations management.},
	address = {Singapore :},
	edition = {8th ed.}
}