Warjanto, S., Nurhayati, N., & Azhar, A. (2014). EFEKTIFITAS SOCIAL LEARNING NETWORK BERBASIS EDMODO TERHADAP HASIL BELAJAR SISWA SMA PADA MATERI ALAT OPTIK. PROSIDING SEMINAR NASIONAL FISIKA (E-JOURNAL), 3, 148–150. Retrieved from https://journal.unj.ac.id/unj/index.php/prosidingsnf/article/view/5497