HAJDÚ, Z. The correlation of foreign language proficiency, employment and regional competitiveness in the North Great Plain Region of Hungary. Acta Agraria Debreceniensis, [S. l.], n. 26, p. 74-82, 2007. DOI: 10.34101/actaagrar/26/3060. Disponível em: https://ojs.lib.unideb.hu/actaagrar/article/view/3060. Acesso em: 26 nov. 2020.