@book{170576,
	author = {Spiegel, Murray R. and Osuna Suárez, Jairo, tr.},
	title = {Teoría y problemas de probabilidad y estadísitica  /},
	publisher = { McGraw-Hill,},
	year = {1976},
	address = {México  :},
	note = {Título original: Probability and statistics}
}