TY - BOOK AU - Heap,Ken TI - Process and action in work with groups: the preconditions for treatment and growth SN - 0080230237 AV - HV45 .H42 1978 U1 - 361.4/094 PY - 1979/// CY - Oxford [Eng.], New York PB - Pergamon Press KW - Social group work KW - Local N1 - Includes index; Bibliography: p. 151-154 ER -