Martinez Velasco, M. A. (2018). Early Childhood Education and the Role of Nursery School Teacher, Medellín-Colombia: 1915-1930. Universidad Pedagógica y Tecnológica de Colombia.
Chicago Style (17. basım) AtıfMartinez Velasco, Miguel Angel. Early Childhood Education and the Role of Nursery School Teacher, Medellín-Colombia: 1915-1930. Universidad Pedagógica y Tecnológica de Colombia, 2018.
MLA (9th ed.) AtıfMartinez Velasco, Miguel Angel. Early Childhood Education and the Role of Nursery School Teacher, Medellín-Colombia: 1915-1930. Universidad Pedagógica y Tecnológica de Colombia, 2018.
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