@book{31869,
	author = {Hopkins, Brian. and ebrary, Inc.},
	title = {Resources for teaching discrete mathematics},
	publisher = {Mathematical Association of America,},
	year = {c2009.},
	series = {MAA notes ;},
	address = {Washington, D.C. :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10684321}
}