@book{12502,
	author = {Estada Alvarez, Jairo,  and Universidad Nacional de Colombia },
	title = {Plan Colombia :},
	publisher = {Universidad Nacional de Colombia. Facultad de Derecho, Ciencias Políticas y Sociales,},
	year = {2001.},
	address = {Bogotá :},
	edition = {1a ed.}
}