[1]
Reni Tania and Welven Aida 2021. PENGARUH MODEL PEMBELAJARAN PROBLEM BASED LEARNING TERHADAP KEMAMPUAN BERPIKIR KRITIS SISWA KELAS IX MATA PELAJARAN IPS DI SMP NEGERI 1 BANGUN PURBA. Bakoba : Journal of Social Science Education. 1, 1 (Jan. 2021), 24–33.