@book{146623,
	author = {Eppen, Gary D. and Schmidt, Charles},
	title = {Quantitative concepts for management :},
	publisher = {Prentice-Hall,},
	year = {c1979.},
	address = {Englewood Cliffs, N.J. :},
	edition = {3rd ed.},
	note = {Includes index.}
}