@book{38500,
	author = {Rivera Ospina, David and Silva Álvarez, Luz Ángela},
	title = {Colombia, naturaleza en riesgo /},
	publisher = {Banco de Occidente,},
	year = {2015.},
	address = {Cali, Colombia :},
	edition = {Primera edición},
	note = {Incluye glosario}
}