Arifani Maulida Rahman, Yulia Luthfiyani Azizah and 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), pp. 29–48. doi: 10.63605/ln.v1i1.7.