TY - BOOK AU - HARTFORD MARGARET E. TI - GROUPS IN SOCIAL WORK ; APPLICATION OF SMALL GROUP THEORY & RESEARCH TO SOCIAL WORK PRACTICE U1 - 361.4 HAR-G PY - 1971/// PB - Columbia University Press,NewYork KW - GROUPS IN SOCIAL WORK ; APPLICATION OF SMALL GROUP THEORY & RESEARCH TO SOCIAL WORK PRACTICE HARTFORD MARGARET E ER -