Quiambao DT, Nunag GCC. Service Quality in Travel Tax Collection at Major International Airports: Towards Establishing A Customer- Centric Delivery Framework. Int. J. Multidiscip. Appl. Bus. Edu. Res. [Internet]. 2026 Aug. 24 [cited 2026 Aug. 26];7(8):3634–3645. Available from: https://www.ijmaberjournal.org/index.php/ijmaber/article/view/3649