Siregar, Hasbi Kurniadi. “Implementation of the Adiwiyata Program in Developing Environmentally Caring Character at UPT SMP Negeri 1 Pulau Punjung: Implementasi Program Adiwiyata Dalam Mengembangkan Karakter Peduli Lingkungan Di UPT SMP Negeri 1 Pulau Punjung”. Jurnal Laporan Abdimas Rumah Ilmiah (JLARI) 4, no. 2 (February 15, 2025): 69–77. Accessed June 10, 2026. https://jlari.ijtvet.com/index.php/jlari/article/view/97.