Pitoyo, Agustinus Sugiyo, Chaerdchai Lerdchidlaka, Pichet Saengthien, Anthony Le Duc, Surachai Chumsriphun, Somchai Phitthayaphongphond, Nantapon Suksumran, Werasak Yongsripanithan, and Surin Chanupakara. 2021. “ Saengtham College”. Saengtham College Journal 13 (1). Nakhon Phathom, Thailand:21-40. https://so01.tci-thaijo.org/index.php/scj/article/view/248297.