PARRA GAVILÁNEZ, Lorena; CALERO SÁNCHEZ, Ximena Alexandra. A Study of Construct Validity of an English Achievement Test. Revista Publicando, "Quito, EC", v. 4, n. 12 (1), p. 297–309, 2017. Disponível em: https://revistapublicando.org/revista/index.php/crv/article/view/660. Acesso em: 23 jan. 2025.