@book{478831,
	author = {Hoyle, Rick H. and Harris, Monica J.},
	title = {Research methods in social relations /},
	publisher = {Wadsworth,},
	year = {2002.},
	address = {Fort Worth, TX :},
	edition = {7th ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy1102/2001095096-b.html}
}