Gunawan ATA, Nugroho RH. Analyzing the Role of Beauty Classes and Beauty Events as Below the Line (BTL) Promotional Strategies in Enhancing Brand Awareness at PT . BIREV [Internet]. 2024 Dec. 30 [cited 2025 Nov. 2];2(6). Available from: https://lgdpublishing.org/index.php/birev/article/view/154