@book{105549,
	author = {Tandon, Yashpal, and Mkapa, Benjamin W.},
	title = {¿Quién ayuda a quién? :},
	publisher = {Editorial Popular,},
	year = {[2009]},
	series = {Quintaesencia},
	address = {Madrid :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/155400/}
}