@book{199905,
	author = {Arum, Richard. and ebrary, Inc.},
	title = {Improving learning environments},
	publisher = {Stanford University Press,},
	year = {2012.},
	series = {Studies in social inequality},
	address = {Stanford, Calif. :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10553325}
}