@book{194034,
	author = {Berk, Richard A.},
	title = {Regression analysis},
	publisher = {Sage Publications},
	year = {c2004.},
	series = {Advanced quantitative techniques in the social sciences},
	address = {Thousand Oaks, Calif.},
	url = {http://www.loc.gov/catdir/toc/fy038/2003046500.html}
}