Explorations in group work : essays in theory and practice / Louise A. Frey ... [et al.]. ; edited by Saul Bernstein

Published 1978

Further explorations in group work / [By] Robert Daniels [and others] Saul Bernstein, editor.

by Bernstein, Saul, 1905-
Published 1970

Explorations in group work : essays in theory and practice / Louise A. Frey [and others]. ; edited by Saul Bernstein.

Published 1976