Sudtim, Kulthida, Kulthida Chaijinda, and Apirak Wongrathanachai. 2018. “A Survey of Hair Dye Products in Beauty Salon That Comple With the Law: A Case Study Taling Chan District, Bangkok”. Thai Food and Drug Journal 22 (1). Nonthaburi, Thailand:51-60. https://he01.tci-thaijo.org/index.php/fdajournal/article/view/139389.