@book{106705,
	author = {Salamanca, Magdalena , and Valdominos Pastor, Virginia,},
	title = {Progresar es fácil :},
	publisher = {Editorial Grupo Cero,},
	year = {2019.},
	series = {Colección Extensión Universitaria},
	address = {Madrid, España :},
	note = {Incluye índice.},
	url = {https://elibro.net/ereader/politecnicointernacional/204161}
}