@book{75162,
	author = {Infante Gil, Said and Zárate de Lara, Guillermo  },
	title = {Métodos estadísticos },
	publisher = { : Trillas},
	year = {, 1990},
	address = {México },
	edition = {2a. edición},
	note = {Reimpresión: 2007, 2003}
}