Berutu J. Perbandingan Hasil Belajar Siswa dengan Model Projec Based Learning dan Problem Based Learning Berbantuan Media Chemsketch pada Materi Ikatan Kimia. Japendi [Internet]. 2022 Jul. 29 [cited 2025 Dec. 18];3(07):617-2. Available from: https://japendi.publikasiindonesia.id/index.php/japendi/article/view/1027