“STRATEGI KOMUNIKASI PEMASARAN AGEN PERJALANAN EMERALL TOURS and TRAVEL MANADO”, ADK, vol. 7, no. 4, Oct. 2018, Accessed: Nov. 07, 2026. [Online]. Available: https://ejournal.unsrat.ac.id/v3/index.php/actadiurnakomunikasi/article/view/20969