Group dynamics : Research and theory / Ed. by Dorwin Cartwright [and] Alvin Zander. - 2nd ed. - Evanston, Ill., : Row, Peterson and Co., [1960]. - 826 p. : ill. ; 24 cm. Includes bibliogr. references Subjects--Topical Terms: Small groupsSocial psychologyLeadership Dewey Class. No.: 301.15