@book{27240,
	author = {Acevedo, Eduardo Norman. and Norman, Eduardo Enrique,},
	title = {Punto de vista /},
	publisher = {Editorial Politécnico Grancolombiano,},
	year = {2012.},
	address = {Bogotá :},
	url = {https://elibro.net/ereader/politecnicointernacional/81729}
}