@book{54064,
	author = {Aristizábal Ospina, Juan David, and Roa, María Lucía,},
	title = {Llenando espacios :},
	publisher = {Colegio de Estudios Superiores de Administración,},
	year = {2011.},
	address = {Bogotá :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://elibro.net/ereader/bibliocun/222432}
}