@book{9120,
	author = {Aiken, Leona S. and West, Stephen G.},
	title = {Multiple regression :},
	publisher = {Sage Publications,},
	year = {c1991.},
	address = {Newbury Park, Calif. :},
	url = {http://www.loc.gov/catdir/enhancements/fy0655/91002062-d.html}
}