@book{54807,
	author = {Guilford, J. P. and Fruchter, Benjamin,},
	title = {Fundamental statistics in psychology and education /},
	publisher = {McGraw-Hill,},
	year = {c1978.},
	series = {McGraw-Hill series in psychology},
	address = {New York :},
	edition = {6th ed.},
	note = {Includes Index}
}