Pichsinee Soonsap และ Suwaree Namwong. (2023) Slow food destination image development model of ethnocentrism tourists: a case study of Chiang Mai, Thailand. National Institute of Development Administration:ม.ป.ท.Pichsinee Soonsap และ Suwaree Namwong. 2023. Slow food destination image development model of ethnocentrism tourists: a case study of Chiang Mai, Thailand. ม.ป.ท.:National Institute of Development Administration;Pichsinee Soonsap และ Suwaree Namwong. Slow food destination image development model of ethnocentrism tourists: a case study of Chiang Mai, Thailand. ม.ป.ท.:National Institute of Development Administration, 2023. Print.