Kittiwootthidumrongchai, P., & Phornprapa, K. (2020). FACTORS RELATED TO THE BEHAVIOR OF USING VENDING MACHINE BOONTERM : CASE STUDY OF NAKHON PATHOM PROVINCE. Rajamangala University of Technology Tawan-ok Social Science Journal, 9(2), 77–85. retrieved from https://so05.tci-thaijo.org/index.php/SocialJournal2rmutto/article/view/248528