@book{251544,
	author = {Obama, Barack,},
	title = {Boxeando con nuestras sombras /},
	publisher = {Ediciones UNAULA,},
	year = {[2017]},
	series = {Serie Cuaderno[s] de cátedra libre,},
	address = {[Medellín, Colombia] :},
	url = {https://www.digitaliapublishing.com/a/49626/}
}