@book{19353,
	author = {Spiegel, Murray R.},
	title = {Teoría y problemas de estadítica.},
	publisher = {McGraw-Hill},
	year = {1976, c1961.},
	series = {Serie de compendios Schaum},
	address = {Mexico},
	note = {Translation of : Schaum's outline of theory and problems of statistics.}
}