@book{4014,
	author = {Urueña López, Alberto and Plan Avanza 2},
	title = {Estudio sobre comercio electrónico B2C 2010},
	publisher = {ONTSI,},
	year = {Octubre 2010},
	series = {Estudio sobre comercio electrónico B2C (Internet)},
	address = {Madrid : },
	url = {http://www.ontsi.red.es/ontsi/sites/ontsi/files/1288789343549.pdf},
}