DU, T. N.; NGUYEN, H. A. .; PHAM, V. H. .; NGUYEN, D. D. .; MAI, . D. T. . The Quality Assurance of Early Childhood Education in Preschools in the Mekong Delta, Vietnam: Integrating the CIPO and PDCA Frameworks. International Journal of Learning, Teaching and Educational Research, [S. l.], v. 25, n. 7, p. 326–351, 2026. Disponível em: https://ijlter.myres.net/index.php/ijlter/article/view/2954. Acesso em: 14 aug. 2026.