This dissertation, "Effectiveness of Behaviour Modification Programmes Implemented by Sheltered Workshop Instructors on an In-service Course" by Lap-chi, Lee, 李立志, was obtained from The University of Hong Kong (Pokfulam, Hong Kong) and is being sold pursuant to Creative Commons: Attribution 3.0 Hong Kong License. The content of this dissertation has not been altered in any way. We have altered the formatting in order to facilitate the ease of printing and reading of the dissertation. All rights not granted by the above license are retained by the author. DOI: 10.5353/th_b3195650 Subjects: Sheltered workshops - China - Hong KongBehavior modification - Study and teaching - China - Hong KongPeople with mental disabilities - Services for - China - Hong KongSocial workers - In-service trainingSheltered workshopsBehavior modification - Programmed instructionSocial surveys - Social workers