Manassis Katharina Problem solving in child and adolescent psychotherapy A skills-based,collaborative approach. - New York Guilford Press 2012 - xiv,208p cm. ISBN: 1679.0999999999999 Standard No.: 116447 Source: 34, 30/08/2012, Better Book Service Textual Subjects--Topical Terms: Psychology Dewey Class. No.: S1:86, Q2