@book{63626,
	author = {National Academy of Engineering. and ebrary, Inc.},
	title = {Time horizons and technology investments},
	publisher = {National Academy Press,},
	year = {1992.},
	address = {Washington, D.C. :},
	note = {Includes bibliographical references (p. 74-77).},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10054966}
}