1.
Mu’aini M. PENINGKATAN KUALITAS PEMBELAJARAN IPS MELALUI PENERAPAN METODE PROBLEM BASED LEARNING DI SMP NEGERI 15 KOTA YOGYAKARTA. JIPSINDO [Internet]. 2016 Mar. 1 [cited 2025 May 10];3(1):44-62. Available from: https://journal.uny.ac.id/index.php/jipsindo/article/view/9669