@book{52430,
	author = {Heckmann, Helle,},
	title = {Las cinco claves de oro :},
	publisher = {Editorial Antroposófica,},
	year = {2018.},
	address = {Buenos Aires :},
	url = {https://login.zproxy.cun.edu.co/login?url=https://elibro.net/ereader/bibliocun/201534}
}