Le, Anh Nguyet. “An Investigation into The Implementation of An English Language Preparation Program for Preschool Children in Kindergartens in Cao Lanh Ward, Dong Thap Province”. Dong Thap University Journal Science - Asian Journal of Educational Sciences, vol. 1, no. 2, Aug. 2026, pp. 46-61, doi:10.52714/dthu.ajes.39.2015.