Posthuma, Barbara W. Small groups in counseling and therapy : process and leadership / Barbara W. Posthuma - 4th ed. - Boston, Mass. : Allyn and Bacon, c2002 - 306 p. : ill. Includes bibliographical references and index ISBN: 0205332463 Subjects--Topical Terms: GROUP COUNSELINGGROUP PSYCHOTHERAPY LC Class. No.: BF637 .C6 / P677S 2002