“BUKIT LAWANG ECOTOURISM DIGITAL CAMPAIGN IN CULTIVATING ECOCENTRISM ETHICS FOR MEDAN CITY RESIDENTS ”. OPINI: Journal of Communication and Social Science 2, no. 2 (July 31, 2025): 88–100. Accessed February 26, 2026. https://journal.aspublisher.co.id/index.php/opini/article/view/907.