Pechmon, Treererk, Parichat Sriharan, Patcharintr Sompan, and Siriporn Muenhat. 2021. “THE POTENTIAL OF ECOTOURISM IN NOPPHITAM DISTRICT, NAKHON SI THAMMARAT PROVINCE”. Dusit Thani College Journal 15 (1):236-52. https://so01.tci-thaijo.org/index.php/journaldtc/article/view/247442.