Rochmaniah, A. ., Dharma, F. A. ., & Utomo, D. M. B. . (2022). Buku Ajar Dasar-dasar Public Relations. Umsida Press, 1–63. Retrieved from https://press.umsida.ac.id/index.php/umsidapress/article/view/978-623-6292-23-5