@book{33177,
	author = {Cárdenas Santamaria, Mauricio. and Junguito Bonnet, Roberto},
	title = {Introducción a la economia colombiana /},
	publisher = {Alfaomega,},
	year = {2009.},
	address = {Bogotá :},
	edition = {2a ed.},
	note = {Incluye indice.}
}