Agil Setiawan, Hadiyanti AHD, Kriswanto YB. PENINGKATAN KETERAMPILAN SOSIAL DAN HASIL BELAJAR SISWA KELAS IV MENGGUNAKAN MODEL PROBLEM BASED LEARNING DENGAN METODE PERMAINAN OPEN THE BOX . JPD [Internet]. 2023 May 12 [cited 2024 Dec. 22];13(2):180-9. Available from: https://journal.unj.ac.id/unj/index.php/jpd/article/view/34777