@book{420,
	author = {Villarraga Sarmiento, Álvaro,  and Santos Peñuela, Alberto and Centro Nacional de Memoria Histórica. },
	title = {Nororiente y Magdaleno Medio, Llanos Orientales, Suroccidente y Bogotá D.C. :},
	publisher = {CNMH,},
	year = {2014.},
	address = {Bogotá, Colombia :}
}