@book{28490,
	author = {Martínez Carrasco, Rafael Domingo,},
	title = {Investigación comercial :},
	publisher = {Editorial Tébar,},
	year = {2011.},
	address = {Madrid :},
	edition = {Trigésima segunda edición.},
	url = {https://login.zproxy.cun.edu.co/login?url=https://www.digitaliapublishing.com/a/12964/}
}