Apsari Dj. Hasan, & Risti Puspita Sari Hunowu. (2023). Designing a Social Politeness Campaign for Communicating Students with Lecturers Using Gadgets. Pixel :Jurnal Ilmiah Komputer Grafis, 16(1), 101–108. https://doi.org/10.51903/pixel.v16i1.1187