“THE EFFECTIVENESS OF MARKETING TOOL TO CUSTOMER SATISFACTION OF SIP N’ TEYST IN HOLY SPIRIT BRANCH IN QUEZON CITY”. 2026. Ascendens Asia Singapore – Bestlink College of the Philippines Journal of Multidisciplinary Research 6 (1). https://ojs.aaresearchindex.com/index.php/aasgbcpjmra/article/view/17300.