@book{8256,
	author = {Kotler, Philip and Armstrong, Gary},
	title = {Principios de marketing},
	publisher = {Pearson Educación},
	year = {2018},
	address = {Madrid :},
	edition = {17a. ed.},
	url = {https://www.biblioeco.unsa.edu.ar/pmb/images/libros/L129413.jpg}
}