คำแสน เ. Change in business and investment in Chiangrai Province over the past 60 years (1946-2007) : in case studies on the change of business and investment in the Thanalai Road. J. Mange. Sci. CRRU [Internet]. 2018 Jun. 6 [cited 2024 May 19];6(1):89-117. Available from: https://so03.tci-thaijo.org/index.php/jmscrru/article/view/127371