@book{6714,
	author = {Méndez Álvarez, Carlos Eduardo},
	title = {Metodología : },
	publisher = {Limusa,},
	year = {2013},
	series = {( Metodología ) },
	address = {México, D. F. México :},
	edition = {Cuarta edición},
	note = {Contiene índice. }
}