Arifani Maulida Rahman, Yulia Luthfiyani Azizah, & Abdul Hopid. (2023). Use Of Websites And Social Media As Information Systems At Smp Muhammadiyah 9 Yogyakarta. Linguanusa : Social Humanities, Education and Linguistic, 1(1). Retrieved from http://linguanusa.com/index.php/1/article/view/7