@book{3223,
	author = {Lodico, Marguerite G. and Spaulding, Dean T.; Voegtle, Katherine H.},
	title = {Methods in educational research : },
	publisher = {Jossey-Bass,},
	year = {2010.},
	address = {San Francisco, CA :},
	edition = {2nd},
	note = {Includes bibliographic references and index}
}