@book{44660,
	author = {Serrano-Cobos, Jorge,},
	title = {SEO :},
	publisher = {Editorial UOC,},
	year = {[2015]},
	series = {EPI scholar},
	address = {Barcelona :},
	edition = {Primera edición digital.},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/43882/}
}