FORTIN MORALES, A. M.; VAN DE VIJVER, F. J. R.; POORTINGA, Y. H. Guatemalan Pupils’ Exposure to Spanish and Educational Achievement: A Study across Ethnic Groups and Socioeconomic Status in Urban and Rural Schools. Psihologia Resurselor Umane, [S. l.], v. 14, n. 2, p. 136–151, 2020. Disponível em: https://www.hrp-journal.com/index.php/pru/article/view/79. Acesso em: 16 apr. 2026.