@book{24311,
	author = {Bowerman, Bruce L. and O''Connell, Richard T.},
	title = {Business statistics in practice /},
	publisher = {McGraw-Hill  },
	year = {c2007.},
	series = {The McGraw-Hill/Irwin series.},
	address = {New York ;},
	edition = {4a ed.},
	note = {Incluye índice}
}