Chawsithiwong, C., and D. Dendara. “Development of Food Establishments to Ensure Compliance With Food Safety Standard Pom Prap Sattru Phai District, Bangkok”. Journal of Social Sciences (COES&Amp;RJ-JSS), vol. 3, no. 1, Jan. 2014, pp. 234-40, https://centreofexcellence.net/index.php/JSS/article/view/jss.2014.3.1.234.240.