Sureeyatanapas P, Boonma A, Thalangkan S. English proficiency requirements for engineering graduates at private organizations in Thailand. Eng Appl Sci Res [internet]. 2016 Nov. 2 [cited 2025 Apr. 13];43:35-9. available from: https://ph01.tci-thaijo.org/index.php/easr/article/view/69658