Courses by Open University of Sri Lanka / Courses in Sri LankaPostgraduate Diploma in Special Needs Education (PGDSNE) Programme (2020 / 2021) – Open University of Sri Lanka August 12, 2020October 30, 2020 Closing Date – 2020-September-08 Postgraduate Diploma in Special Needs Education (PGDSNE) Programme (2020 / 2021) – Open University of Sri Lanka English AdvertisementDownloadOnline ApplicationApply OnlineSource – Daily News (2020.08.12)