Oktaviasari, Ikke, Marinda Sari Sofiyana, and Desy Anindia Rosyida. “Water Tourism Potential Science E-Book As A Development Product For Elementary School Learning”. JOSAR (Journal of Students Academic Research) 9, no. 1 (March 31, 2024): 42 - 58. Accessed November 24, 2024. https://ejournal.unisbablitar.ac.id/index.php/josar/article/view/3392.