TY - BOOK AU - Hartford,Margaret E. TI - Groups in social work: application of small group theory and research to social work practice SN - 0231035489 AV - HV45 .H28 U1 - 361.4 PY - 1972/// [c1971] CY - New York PB - Columbia University Press KW - Social group work KW - Local KW - Small groups N1 - 920504; Bibliography: p. [277]-294 ER -