Laila Hafni, Sitopu JW, Purba IR. Pengaruh Model Pembelajaran Role Playing Terhadap Hasil Belajar Siswa Pada Materi Ekosistem Kelas X IPA SMA Swasta Kartika I-4 Pematangsiantar Tahun Ajaran 2021/2022: The Effect of the Role Playing Learning Model on Student Learning Outcomes in Ecosystem Material Class X IPA Kartika I-4 Private High School Pematangsiantar Academic Year 2021/2022. JMO [Internet]. 2023 Apr. 29 [cited 2024 May 15];5(1):36-41. Available from: https://jurnal.usi.ac.id/index.php/metabio/article/view/780