ก้าวสัมพันธ์ ก., & เอนก ป. (2017). The Effective of Marketing Mix to Decision Making on Nutrition Food Product of Consumer in Muang District, Chiangmai Province. Journal of Graduate Research, 8(2), 183–198. Retrieved from https://so02.tci-thaijo.org/index.php/banditvijai/article/view/107199