Rochmaniah, Ainur, and Elnika Fajarini. “Customer Service in Influencing Perceptions of New Students and Services of Upt PMB University of Muhammadiyah Sidoarjo ”. Kanal: Jurnal Ilmu Komunikasi 9, no. 1 (September 1, 2020): 33-37. Accessed May 8, 2024. https://kanal.umsida.ac.id/index.php/kanal/article/view/787.