Sakda, Pornpimon. “Packaging Design for Glass Blowing Products, Bangkrabao Glass Knitting Occupational Group, Nakhon Chai Si District, Nakhon Pathom Province”. Rattanakosin Journal of Science and Technology 3, no. 1 (April 30, 2021): 1–9. Accessed May 14, 2024. https://ph02.tci-thaijo.org/index.php/RJST/article/view/243396.