Ketsomboon, Nattaya, Phatthiya Kitcharoen, and Wuttinan Kantathian. 2013. “The Behaviour and the Contentment of a Tourist Who Have to Build Monk 9 Wat Salutation, in Phra Nakhon Si Ayutthaya Province”. Journal of MCU Social Science Review 2 (2). Ayutthaya, Thailand:70-78. https://so03.tci-thaijo.org/index.php/jssr/article/view/245100.