@book{11975,
	author = {Welkowitz, Joan. and Cohen, Barry H.,},
	title = {Introductory statistics for the behavioral sciences /},
	publisher = {Wiley,},
	year = {c2006.},
	address = {Hoboken, N.J. :},
	edition = {6th ed.},
	note = {Various multi-media instructional resources are available to supplement the text.}
}