Don't say yes when you want to say no how assertiveness training can change your life

Detalhes bibliográficos
Autor principal:	Fensterheim, Herbert 1921-
Outros Autores:	Baer, Jean L. 1926- (joint author.)
Formato:	Livro
Idioma:	English
Publicado em:	New York McKay [1975]
Assuntos:	Assertiveness training. Behavior modification.