Somboon T, Limtasiri O, Prabyai S. Vocational Education Administration Between Thailand and Germany: A Comparative Study. SDU. Grad. J. [internet]. 2022 Jun. 15 [cited 2025 May 4];18(2):15-29. available from: https://so19.tci-thaijo.org/index.php/SDUGSAJ/article/view/243