@book{153568,
	author = {Alexanderson, Gerald L. and ebrary, Inc.},
	title = {The harmony of the world},
	publisher = {Mathematical Association of America,},
	year = {c2007.},
	series = {Spectrum series},
	address = {[Washington, D.C.] :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10722435}
}