@book{42675,
	author = {Paz Couso, Renata},
	title = {Atención al cliente},
	publisher = {Ediciones de la U},
	year = {2010},
	address = {Colombia :},
	edition = {21},
	note = {Incluye índice y bibliografía},
	url = {http://biblioteca.unac.edu.co/portadas/53101.jpg}
}