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.
Čikaški stil citiranja (17. izdanje)Martinez 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 način citiranja (9. izdanje)Martinez Velasco, Miguel Angel. Early Childhood Education and the Role of Nursery School Teacher, Medellín-Colombia: 1915-1930. Universidad Pedagógica y Tecnológica de Colombia, 2018.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.
