@book{20474,
	author = {Posen, Barry R. and ebrary, Inc.},
	title = {Inadvertent escalation},
	publisher = {Cornell University Press,},
	year = {c1991.},
	series = {Cornell studies in security affairs},
	address = {Ithaca, N.Y. :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10704788}
}