@book{93088,
	author = {Tovar Monge, Rodrigo,},
	title = {Posicionamiento web para todos :},
	publisher = {Ra-Ma,},
	year = {[2018]},
	address = {Paracuellos de Jarama, Madrid :},
	edition = {2a edición actualizada.},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/110100/}
}