Effectiveness of cognitive behaviour therapy on patients with obsessive compulsive disorder / [Thesis MPhil] Jesmin Akter Akter, Jesmin 616.89142 AKE Thesis (M.Phil)--Department Clinical Psychology, University of Dhaka, 2012. Includes bibliographical references and index. Dhaka : University of Dhaka; 2009. 2009. 2009 Text xv, 262 p. : eng