Muhamad Ziad Mushofi. “Pengaruh Perceived Quality Dan Perceived Value Terhadap Brand Engagement Melalui Referral Intention Pada Informa”. Nusantara Journal of Multidisciplinary Science 1, no. 4 (November 15, 2023): 746–756. Accessed July 22, 2026. https://jurnal.intekom.id/index.php/njms/article/view/143.