Nutcha Permsuphakkul และ Somsak Samukkethum. (2019) The Success of Community-Based Tourism Managementin Chiang Mai Province. National Institute of Development Administration:ม.ป.ท.Nutcha Permsuphakkul และ Somsak Samukkethum. 2019. The Success of Community-Based Tourism Managementin Chiang Mai Province. ม.ป.ท.:National Institute of Development Administration;Nutcha Permsuphakkul และ Somsak Samukkethum. The Success of Community-Based Tourism Managementin Chiang Mai Province. ม.ป.ท.:National Institute of Development Administration, 2019. Print.