MARTIN, M. Börje Vähämäki: Mastering Finnish: Textbook and two cassettes. Second edition. Apples - Journal of Applied Language Studies, [S. l.], v. 1, n. 1, p. 3–5, 2001. Disponível em: https://apples.journal.fi/article/view/97795. Acesso em: 19 dec. 2024.