Courses by National Institute of Social Development (NISD) / Courses in Gazette / Courses in Sri LankaTwo Year Higher Diploma in Social Work 2020 / 2021 – National Institute of Social Development April 26, 2021October 10, 2021 Closing Date – 2021-May-17 Sinhala Advertisement ad-si-gz-20210423-4 Sinhala AdvertisementDownloadApplication (Sinhala)DownloadSource – Gazette (2021.04.23)
