Ruitenbeek, Hendrik Marinus Group therapy today styles, methods, and techniques Hendrik M. Ruitenbeek, editor. - New York Atherton Press 1969. - xiii, 365 p. 921004 Includes bibliographies. LCCN: 71080904 Subjects--Topical Terms: Group psychotherapy LC Class. No.: RC488 / .R84 Dewey Class. No.: 616.89/15