@book{33178,
	author = {Cárdenas Santamaria, Mauricio, and Junguito Bonnet, Roberto,},
	title = {Introducción a la economia colombiana /},
	publisher = {Alfaomega :},
	year = {2013.},
	address = {Bogotá :},
	edition = {Tercera edicion.},
	note = {Incluye datos biograficos del autor.}
}