barnett, leonard. “THE DISCERNING TRAVELER AND SUSTAINABLE TOURISM IN ASEAN – A CRITIQUE”. Phranakhon Rajabhat Research Journal : Humanities and Social Sciences 12, no. 2 (June 28, 2017): 261–273. accessed September 17, 2026. https://so05.tci-thaijo.org/index.php/PNRU_JHSS/article/view/84114.