Warjanto, Setyo, Nurhayati Nurhayati, and Anugrah Azhar. 2014. “EFEKTIFITAS SOCIAL LEARNING NETWORK BERBASIS EDMODO TERHADAP HASIL BELAJAR SISWA SMA PADA MATERI ALAT OPTIK”. PROSIDING SEMINAR NASIONAL FISIKA (E-JOURNAL) 3 (October), 148 -50. https://journal.unj.ac.id/unj/index.php/prosidingsnf/article/view/5497.