@book{52048,
	author = {Watzlawick, Paul, and Bavelas, Janet Beavin},
	title = {Teoría de la comunicación humana},
	publisher = {Editorial Herder},
	year = {[1987]},
	address = {Barcelona},
	edition = {6ta.ed.},
	note = {Translation of : Pragmatics of human communication.}
}