The theory and practice of group psychotherapy by Yalom, Irvin D.

Interest-groups. by Wootton, Graham

The new group therapies by Ruitenbeek, Hendrik Marinus 1928-

Carl Rogers on encounter groups by Rogers, Carl R. (Carl Ransom) 1902-

Group processes an introduction to group dynamics by Luft, Joseph

Sensitivity training a report on an application of a change technique in the Philippine bureaucracy by Sajo, Thomas A.

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Constabulary Highway Patrol Group fact sheet.

Annual report.

Foundations of group counseling by Kemp, Clarence Gratton 1905-

Interest-groups by Wootton, Graham