Simalango, Eka Susanti, and Anang Anas Azhar. 2024. “Implementasi Komunikasi Interpersonal Petugas Kawasan Parawisata Halal Di Kawasan Danau Toba Di Sumatera Utara”. EScience Humanity Journal 4 (2):314-21. https://doi.org/10.37296/esci.v4i2.138.