Socialization of Waste Handling Using the Concept of Reduce, Reuse, Recycle and Replace (4 R) to the Community in Kastela Village. Masyarakat [Internet]. 2025 Jun. 2 [cited 2026 Jun. 24];7(1):47-51. Available from: https://ejournal.mandalanursa.org/index.php/PB/article/view/8517