@book{17207,
	author = {Gutierrez, Harold and Rojas, Duvan and   },
	title = {Amigo GPS /},
	publisher = {Corporación Unificada Nacional de Educación Superior,},
	year = {2018.},
	address = {Bogotá (Colombia) :},
	edition = {                   },
	url = {https://drive.google.com/open?id=1-53UsMz8VI__PrAudd-hTnvBdpvMtCMS}
}