@book{5504,
	author = {Fraenkel, Jack R., and Wallen, Norman E.},
	title = {How to design and evaluate research in education /},
	publisher = {McGraw-Hill Humanities/Social Sciences/Languages,},
	year = {[2012]},
	address = {New York :},
	edition = {8th ed.},
	url = {http://www.loc.gov/catdir/enhancements/fy1116/2010051892-b.html}
}