GGroup CounselingGroup Counselingde George M. GazdaEdiciones (1)Group Counseling (1978)London Allyn & BAcon 1978Más obras de George M. GazdaHuman relations developmentGroup counseling and group psychotherapyHuman Relations Development
BBasic Approaches to Group Psychotherapy and Group CounselingBasic Approaches to Group Psychotherapy and Group Counseling