Reference
- Angel , V. , Katz , C. , Litwack , A. , Maffia , M. , Mednick , R. , Mingoia , R. and Rocha , R. 1983 . “ Principles in the analytic group supervision of leaders who supervise therapists using a group modality ” . In Group and family therapy , Edited by: Wolberg , L.W. and Aronson , M.L. New York : Jason Aronson .