@book{67282,
	author = {Croxton, Frederick E, and Cowden, Dudley J.},
	title = {Practical Business Statistics /},
	publisher = {Prentice-Hall,},
	year = {1956},
	address = {Englewood Cliffs, N.J :},
	edition = {2nd ed.},
	note = {Includes index}
}