@book{70202,
	author = {National Academy of Sciences (U.S.). and ebrary, Inc.},
	title = {Materials and man's needs},
	publisher = {National Academy of Sciences,},
	year = {1974.},
	series = {Publication ;},
	address = {Washington :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10056778}
}