Roisah, Riris, Yulia Meliawati, and Ria Yuli Angliawati. 2021. “Meningkatkan Minat Beli Melalui Brand Ambassador”. Service Management Triangle: Jurnal Manajemen Jasa 3 (1), 7-19. http://ejurnal.ars.ac.id/index.php/jsj/article/view/496.