Wijanarko A, Supardi K, Marwoto P. Keefektifan Model Project Based Learning Terbimbing untuk Meningkatkan Keterampilan Proses Sains dan Hasil Belajar IPA. JPE [Internet]. 11Sep.2017 [cited 24Nov.2024];6(2):120-5. Available from: https://journal.unnes.ac.id/sju/jpe/article/view/17561