@book{90383,
	author = {Valenciano Oller, Mauro,},
	title = {Manual de dirección técnica y pedagógica :},
	publisher = {INDE Publicaciones,},
	year = {2021.},
	address = {[Barcelona] :},
	edition = {Primera edición.},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/103593/}
}