@book{135026,
	author = {Spurr, William Alfred. and Kellogg, Lester S. },
	title = {Business and economic statistics /},
	publisher = {R. D. Irwin,},
	year = {1961.},
	address = { Ill. :},
	edition = {Rev. [i.e. 2d] ed.},
	note = {Includes Index}
}