Elmi, Novia, and Maria Montessori. “Upaya Peningkatan Pendapatan Masyarakat Melalui Program Bank Sampah Di Kota Bukittinggi”. Journal of Civic Education 3, no. 1 (February 17, 2020): 43-51. Accessed November 21, 2024. http://jce.ppj.unp.ac.id/index.php/jce/article/view/343.