@book{2042,
	author = {Croxton, Frederick Emory, and Cowden, Dudley J.,},
	title = {Practical business statistics /},
	publisher = {Prentice-Hall,},
	year = {1960.},
	address = {Englewood Cliffs, NJ :},
	edition = {3rd ed.},
	note = {Includes index.}
}