LANDAZÁBAL CUERVO, Diana Patricia; PINEDA BALLESTEROS, Eliécer. From instrumentalism to educational settings: a new look to the discipline. Revista de Investigaciones UNAD, Colombia,CO, v. 9, n. 3, p. 25–43, 2010. DOI: 10.22490/25391887.716. Disponível em: https://hemeroteca.unad.edu.co/index.php/revista-de-investigaciones-unad/article/view/716. Acesso em: 6 nov. 2026.