@book{15830,
	author = {Lichtman, Marilyn.},
	title = {Qualitative research in education :},
	publisher = {SAGE,},
	year = {c2010.},
	address = {Los Angeles :},
	edition = {2nd ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy1006/2008044868-b.html}
}