Sri Utami, Leylia Khairani, and Faustyna. “COMMUNICATION STRATEGY IN GUIDANCE AND MANAGEMENT OF WASTE BUSINESS IN THE ENVIRONMENTAL SERVICE SERDANG BEDAGAI REGENCY”. International Journal of Social Science, Educational, Economics, Agriculture Research and Technology (IJSET) 3, no. 12 (November 26, 2024): 2189–2210. Accessed August 23, 2026. https://ijset.org/index.php/ijset/article/view/618.