Hikmi R, Hasanah F, Sutiani A. Pengaruh Model Problem Based Learning Dengan Media Audio Visual dan Laboratorium Riil Materi Asam Basa Terhadap Hasil Belajar. st [Internet]. 2019Feb.13 [cited 2024Nov.21];2(1):289-92. Available from: https://talentaconfseries.usu.ac.id/st/article/view/360