Nonthasorn, Sarika, and Saranya Sritongmas. 2021. “THE ANALYSIS ON COST AND RETURNS OF HOMESTAY BUSINESS IN PHRA NAKHON SI AYUTTHAYA PROVINCE”. Dusit Thani College Journal 15 (2):80-97. https://so01.tci-thaijo.org/index.php/journaldtc/article/view/249335.