@book{1007,
	author = {Pappas, James, L. and Brigham, Eugine, F.},
	title = {Managerial economics /},
	publisher = {Dryden Press,},
	year = {1983.},
	series = {The Dryden press series in economics},
	address = {New York :},
	edition = {4th.},
	note = {Includes index.}
}