THE EFFECT OF SERVICE AND PRODUCT QUALITY ON CUSTOMER SATISFACTION AT A PRIVATE COMMERCIAL BANK BRANCH IN BATAM. Indonesia International Journal of Integrated Economic and Management Research , [S. l.], v. 1, n. 1, 2026. Disponível em: https://journal.iseibatam.or.id/index.php/IIJIEMR/article/view/7. Acesso em: 24 sep. 2026.