Saejeng, P. ., S. . Muenjaem, C. . Puthaprasert, and P. . Poungkaew. “The Administration Strategy for the Vocational Sector of Non-formal Private Schools, Chiang Mai Province”. Humanities and Social Sciences Journal of Pibulsongkram Rajabhat University, vol. 19, no. 1, June 2025, pp. 10-25, doi:10.14456/psruhss.2025.2.