Többnyelvű Európa: Kenner, Charmian – Hickey, Tina (szerk.) (2008): Multilingual Europe: Diversity and Learning. Trentham Books, Stoke on Trent, 198 p. trainingandpractice. 2013;11(1-4):197-202. Accessed January 30, 2026. https://journal.uni-mate.hu/index.php/trainingandpractice/article/view/5134