Hinckley, Robert George, 1904- Group treatment in psychotherapy : a report of experience / by Robert G. Hinckley [and] Lydia Hermann. - Minneapolis : Univ. of Minnesota Press, c1951. - x, 136 p. ; 23 cm. Includes index. Subjects--Topical Terms: Group psychotherapy. Dewey Class. No.: 616.8 / HIG 1951 National Library of Medicine Call No.: WM 430 / H659g 1951