@book{352063,
	author = {Libicki, Martin C.;Chalk, Peter;Sisson, Melanie W.;Melanie Sisson, },
	title = {Exploring Terrorist Targeting Preferences},
	publisher = {RAND Corporation},
	year = {2007},
	url = {www.jstor.org/stable/10.7249/mg483dhs}
}