Group dynamics : edited by Dorwin Cartwright [and] Alvin Zander. research and theory / Cartwright, Dorwin, editor. Zander, Alvin Frederick, 1913-, editor. Social groups. Social psychology. Leadership. 301.152 CAG Includes bibliography. Evanston, Ill. : Row, Peterson, 1953. 1953. 1953 Text 642 p. : eng