@book{29291,
	author = {Fisch, R.  and Weakland, J.H. },
	title = {La táctica del cambio : },
	publisher = {Ed. Herder, },
	year = {1988},
	series = {Biblioteca de Psicología ; },
	address = {Barcelona : },
	edition = {2a ed.},
	note = {Título original: The tactics of change}
}