@book{122410,
	author = {Fisher, Douglas, and Frey, Nancy, and ebrary, Inc.},
	title = {The purposeful classroom},
	publisher = {ASCD,},
	year = {c2011.},
	address = {Alexandria, Va. :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10516143}
}