Engle, David E. Ambivalence in psychotherapy : facilitating readiness to change/ David E. Engle, Hal Arkowitz - New York : The Guilford Press, c2006 - xiv, 240 p.; 24 cm. Includes bibliographical references and index ISBN: 159385255X $ 30.00 Subjects--Topical Terms: PsychotherapyAmbivalencePsychotherapy--MethodologyMotivation Dewey Class. No.: 616.8914