@book{4199,
	author = {Croxton, Fredrick E. and Cowden, Dudley J.  coaut.},
	title = {Estadística general aplicada.},
	publisher = {Fondo de Cultura Económica,},
	year = {1948},
	series = {Sección de Obras de Economía},
	address = {México:},
	edition = {1. ed.}
}