@book{26050,
	author = {Churchill, Gilbert A.},
	title = {Marketing research :},
	publisher = {Dryden Press,},
	year = {c1999.},
	address = {Fort Worth :},
	edition = {7th ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy1505/98071246-t.html}
}