Surbakti, Arwin. “Strategy Outdoor and Knowlledge Biodiversity Toward New Raradigm Environment Secondary Student Bandarlampung”. IJEEM - Indonesian Journal of Environmental Education and Management 2, no. 1 (January 31, 2017): 76–97. Accessed November 6, 2024. https://journal.unj.ac.id/unj/index.php/ijeem/article/view/3712.