TY  - BOOK
AU  - Northen Helen
TI  - Social work with groups
SN  - 0231029659
AV  - HV45 
PY  - 1969///
CY  - New York
PB  - Columbia University Press
KW  - Social group work
KW  - Public welfare
N1  - Bibliography: p. [239]-262
ER  -