@book{3312,
	author = {Ullmann, John E.},
	title = {Schaum's outline of theory and problems of quantitative methods in management /},
	publisher = {McGraw-Hill,},
	year = {c1976},
	series = {Schaum's outline series},
	address = {New York :},
	note = {Cover title: Theory and problems of quantitative methods in management.}
}