Ploysri, Wat. “DEVELOPMENT OF VOCATIONAL COMPETENCY BASED TRAINING CURRICULUM OF DIGITAL PRINTING OPERATOR FOR NEW STAFFS IN PRINTING HOUSES IN BANGKOK”. Journal of MCU Social Science Review 9, no. 2 (June 20, 2020): 234–249. Accessed April 28, 2024. https://so03.tci-thaijo.org/index.php/jssr/article/view/243142.