Courses by National School of Business Management (NSBM) / Courses in Sri LankaProfessional Programmes (Commencement – August 2020 / January 2021) – National School of Business Management July 5, 2020August 9, 2020 Closing Date – Not Mentioned Professional Programmes (Commencement – August 2020 / January 2021) – National School of Business Management English AdvertisementDownloadSource – Sunday Observer (2020.07.05)