Khairunnisa NS, Sri Utami II. PENGARUH PROBLEM-BASED LEARNING TERHADAP PENGETAHUAN DAN SIKAP MAHASISWA DALAM MENGHADAPI CYBERBULLYING DI MEDIA SOSIAL. AL - KAFF [Internet]. 2026 Jun. 21 [cited 2026 Jul. 9];4(3):320-5. Available from: http://103.127.96.46/index.php/al-kaff/article/view/20544