@book{39689,
	author = {Christensen, Clyde Martin, and ebrary, Inc.},
	title = {The molds and man},
	publisher = {University of Minnesota Press,},
	year = {[1965]},
	address = {Minneapolis :},
	edition = {[3rd ed. rev.].},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10231305}
}