Johnson, David W., 1940- Joining together : group theory and group skills / David W. Johnson, Frank P. Johnson. - 8th ed. - Boston ; London : Allyn and Bacon, 2003. - xii, 660 p. : ill. ; 24 cm. + pbk. Includes bibliographical references and index. ISBN: 0205410103 Subjects--Topical Terms: Social groupsLeadershipGroup relations training Dewey Class. No.: 302.3