SUGIARNI, Rani. PENERAPAN MEDIA AJAR DIGITAL BERBASIS 4C ( COMMUNICATION, COLLABORATION, CRITICAL THINKING AND PROBLEM SOLVING, DAN CREATIVITY AND INNOVATION) DALAM MENGHADAPI REVOLUSI INDUSTRI 4.0 DI KALANGAN GURU YAYASAN MANDIRI BERSEMI. Qardhul Hasan: Media Pengabdian kepada Masyarakat, [S. l.], v. 5, n. 2, p. 83–89, 2019. DOI: 10.30997/qh.v5i2.1926. Disponível em: http://103.127.96.46/index.php/QH/article/view/1926. Acesso em: 8 jun. 2026.