et. al, P. A. (2020) “The Conceptual Framework: Effect of Expectations, Quality of Service and Perceived Values towards Satisfaction of Tourists Visiting National Parks in the Upper Northern Region of Thailand”, International Journal of Advanced Science and Technology, 29(2), pp. 1330 - 1334. Available at: https://sersc.org/journals/index.php/IJAST/article/view/3371 (Accessed: 7December2024).