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

Detalles Bibliográficos
Autor Principal:	Fensterheim, Herbert 1921-
Outros autores:	Baer, Jean L. 1926- (joint author.)
Formato:	Libro
Idioma:	English
Publicado:	New York McKay [1975]
Subjects:	Assertiveness training. Behavior modification.