SIMANGUNSONG, B; SITOMPUL, D; SADALIA, I. The Effect of Marketing Mix on Loyalty Through Customer Satisfaction in PT. Merck Tbk Cabang Medan. KnE Social Sciences, [S. l.], v. 3, n. 10, 2018. DOI: 10.18502/kss.v3i10.3397. Disponível em: https://knepublishing.com/index.php/KnE-Social/article/view/3397. Acesso em: 29 oct. 2025.