2025-11-142025-11-142025https://drive.google.com/file/d/1Ffo99D43QDU-iDAFoCs1iMgP8DsgnkQJ/view?usp=sharinghttp://ssm.ndl.gov.in/handle/123456789/1555RETAIL MANAGEMENT AND MARKETING OF SERVICES GENERAL || DSE-6.1 MGDSE-6.1 MG