@book{74776,
	author = {Parra Pirazán, Jorge Humberto,},
	title = {El servicio innovador :},
	publisher = {Editorial Oveja Negra,},
	year = {[2018]},
	address = {Bogotá :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/54779/}
}