Sani, Muhamad Fikri, and Sri Vandayuli Riorini. “The Influence of Public Relations and Customer Value Marketing on Customer Loyalty in Janji Jiwa Poris”. JMM17 : Jurnal Ilmu ekonomi dan manajemen 11, no. 1 (April 29, 2024): 9-16. Accessed July 3, 2024. https://jurnal.untag-sby.ac.id/index.php/jmm17/article/view/9502.