@book{32337,
	author = {Peiffer, Vera. and Manero, Laura,},
	title = {Manual del pensamiento positivo :},
	publisher = {Intermedio,},
	year = {2002.},
	address = {Bogotá :},
	note = {Titulo original: Aktiv-Programm positives denken\Subtitulo tomado de la cubierta.}
}