@book{35814,
	author = {Fox, Willard M. and Peon B., Jorge,},
	title = {Investigación de mercados :},
	publisher = {Fondo de Cultura Economica,},
	year = {1961.},
	series = {Sección de obras de economia},
	address = {Mexico :},
	note = {Incluye apendice.}
}