@book{2086,
	author = {Betancourt E., Darío and García B., Martha L. and Universidad Nacional de Colombia},
	title = {Matones y cuadrilleros : },
	publisher = {Tercer Mundo; IEPRI,},
	year = {1990.},
	series = {Sociología y política},
	address = {Bogotá :}
}