@book{24311,
	author = {Celis Albarracin, David and Ladino Fajardo, Jesus},
	title = {Día a día a fin /},
	publisher = {Corporación Unificada Nacional de Educación Superior,},
	year = {2016.},
	address = {Bogotá (Colombia) :},
	url = {https://drive.google.com/file/d/1DU9lilG8iCk9adTINcsuw1QFqpK3GChU/view?usp=sharing}
}