AFIFAH A. PENINGKATAN HASIL BELAJAR GEOGRAFI SISWA KELAS XII MATERI PERWILAYAHAN DENGAN MENERAPKAN MODEL GROUP INVESTIGATION. ACTION [Internet]. 2022Feb.9 [cited 2025Jan.1];2(1):26-31. Available from: https://jurnalp4i.com/index.php/action/article/view/911