@book{17466,
	author = {González Gómez, Igor Alejandra  and Silva Ayubi, Jose Julian  and   },
	title = {Al Natural :},
	publisher = {Corporación Unificada Nacional de Educación Superior,},
	year = {2018.},
	address = {Bogotá (Colombia) :},
	edition = {                   },
	url = {https://drive.google.com/open?id=1mkL5DnMhWaapYWp5JOn-3XwxL3JoCeyF}
}