Angkasa P. PENGARUH PENGGUNAAN SMARTPHONE TERHADAP PRESTASI BELAJAR SISWA SMK ADI SANGGORO BOGOR. JPG [Internet]. 2023 May 6 [cited 2024 Jul. 22];4(2):171-8. Available from: https://ejournal.uika-bogor.ac.id/index.php/jpg/article/view/10183