HAJIYEVA, K. . Receptive and Productive Vocabulary Level Needs: An Empirical Study of Azerbaijani English Majors. International Journal of Learning, Teaching and Educational Research, [S. l.], v. 9, n. 1, p. 51–65, 2014. Disponível em: http://www.ijlter.net/index.php/ijlter/article/view/1143. Acesso em: 20 apr. 2026.