@book{8635,
	author = {Kreimerman, Norma.},
	title = {Métodos de investigacin para tesis y trabajos semestrales /},
	publisher = {Trillas,},
	year = {1997.},
	address = {México :},
	edition = {3a ed.},
	note = {Incluye indice y apéndices.}
}