@book{20504,
	author = {Newbold, Paul and Estévez Muñoz, Macarena},
	title = {Estadistica para los negocios y la economia  /},
	publisher = {Prentice Hall, },
	year = {2000},
	address = {Madrid  },
	edition = {4a ed},
	note = {Incluye índice}
}