MATONDANG, Dinda Raudya Hafiza; RIMAWA; SUMAIYA. Waste Management Education Through the Upcycle Method to Increase Environmental Awareness in SMP Muhammadiyah 17 Ciputat. Synergy: Journal of Community Development and Social Cohesion, [S. l.], v. 2, n. 1, p. 21–27, 2026. Disponível em: https://sinergijournal.id/index.php/sjcds/article/view/154. Acesso em: 15 jun. 2026.