@book{31,
	author = {Devore, Jay L.},
	title = {Probabilidad y estadística para ingeniería y ciencias /},
	publisher = {Thomson,},
	year = {c2005.},
	address = {México, D.F. :},
	edition = {6a ed.},
	note = {Traducción de: Probability and statistics for engineering and the sciences. 6th ed.}
}