Title: Don't say yes when you want to say no
First published: 1975
Description: A great work for the pessimists
Subjects: Afirmación de sí mismo, Assertiveness (Psychology), Assertiveness training, Behavior modification, Modificación de la conducta, Assertiveness, Behavior Therapy, Ratgeber, Selbstbehauptung, Assertiveness (psychology)
LC classification: BF575.A85 F46