Agustina, Dwi Aziz Azizah, and Galih Akbar Prabowo. 2021. “COMMUNICATION OF TEACHERS AND DEAF STUDENTS IN INTRODUCING SIGN LANGUAGE IN THE EXTRAORDINARY SCHOOL PERTIWI PONOROGO”. QAULAN: Journal of Islamic Communication 2 (1). https://doi.org/10.21154/qaulan.v2i1.2841.