TY - BOOK AU - Gibbard,Graham S. AU - Hartman,John J. AU - Mann,Richard D. TI - Analysis of groups, T2 - Jossey-Bass behavioral science series SN - 0875892051 U1 - 302.34 23 PY - 1974/// CY - London PB - Jossey-Bass Publishers KW - Small groups KW - Group Work N1 - Includes Bibliographical References ER -