@book{32255,
	author = {Croxton, Frederick Emory. and Cowden, Dudley J.},
	title = {Estadística general aplicada},
	publisher = {Fondo de Cultura Económica,},
	year = {1948},
	address = {México, D.F. :},
	note = {3 ed. 1959 idéntica}
}