Siregar HK. 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. JLARI [Internet]. 2025Feb.15 [cited 2025Sep.16];4(2):69-77. Available from: https://www.jlari.org/index.php/jlari/article/view/97