@book{716,
	author = {Warren, Carol A. B., and Karner, Tracy X.,},
	title = {Discovering qualitative methods :},
	publisher = {Roxbury Publishing Company,},
	year = {2005.},
	address = {Los Angeles, Calif. :},
	url = {http://www.loc.gov/catdir/toc/ecip0415/2004003494.html}
}