@book{28532,
	author = {Bryman, Alan},
	title = {Social research methods /},
	publisher = {Oxford University Press,},
	year = {c2004},
	address = {Oxford ;},
	edition = {2nd ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy0621/2004555115-d.html}
}