PENGARUH SOCIAL MEDIA MARKETING, EVENT MARKETING, DAN CELEBRITY ENDORSEMENT DALAM MENINGKATKAN CUSTOMER LOYALTY (STUDI KASUS PADA NONGKASKI COFFEE & EATERY WATES). SENMEA [Internet]. 2023 Sep. 26 [cited 2025 Dec. 16];8:644-51. Available from: https://proceeding.unpkediri.ac.id/index.php/senmea/article/view/3904