@book{600171,
	author = {Ronfeldt, David F. and Kellen, Konrad. and National Defense Research Institute (U.S.)},
	title = {U.S. involvement in Central America :},
	publisher = {RAND,},
	year = {1989.},
	address = {Santa Monica, CA :},
	note = {"July 1989."},
	url = {http://www.rand.org/pubs/reports/R3662/}
}