Anthony Firdaus, Yula Miranda, Soaloon M Sinaga. Implementasi Model PjBL terhadap Peningkatan Keterampilan Proses Sains dan Sikap Ilmiah Siswa Kelas VIII SMP. JEM [Internet]. 2020 Oct. 1 [cited 2024 Nov. 21];1(3):259-66. Available from: https://e-journal.upr.ac.id/index.php/jem/article/view/2572