Pratama MIL, Nurfaika, Puspita Rahmat. Development of Geography Teaching Material Supplements on Land Water Materials Based on Longalo Natural Tourism . IJIER [Internet]. 2024 Jun. 1 [cited 2025 Apr. 12];3(1):33-4. Available from: https://ejournal.unib.ac.id/ijier/article/view/34490