TY - BOOK AU - Wheelan Susan A TI - Handbook of group research and practice SN - 978-0-7619-2958-4 U1 - 302.3072 PY - 2005/// CY - London PB - Sage KW - Group psychotherapy KW - Group work in education KW - Intergroup relations KW - Social group work KW - Social groups-research KW - Social groups-research-methodology ER -