Gladding, Samuel T. Group work : a counseling specialty / Samuel T. Gladding. - 4th ed. - Upper Saddle River, NJ : Merrill Prentice Hall, c2003. - xxi, 537 p. : illus. ; hbk ; 25 cm. Includes bibliographical references and indexes. ISBN: 0130613053 LCCN: 2001058808 Subjects--Topical Terms: Group counselling. Dewey Class. No.: 158.35/GLA