Change principles of problem formation and problem resolution

Dades bibliogràfiques
Autor principal:	Watzlawick, Paul
Altres autors:	Weakland, John H., Fisch, Richard;
Format:	Llibre
Idioma:	English
Publicat:	New York W.W. Norton c1974.
Matèries:	Problem solving. Change (Psychology). Interpersonal relations.