Não informado. (2003). Studies in foreign language teaching. Dokkyo University, Research Institute of Foreign Language Teaching.
Citação do estilo Chicago (17ª ed.)Não informado. Studies in Foreign Language Teaching. Soka-Shi, Japão: Dokkyo University, Research Institute of Foreign Language Teaching, 2003.
Citação MLA (8ª ed.)Não informado. Studies in Foreign Language Teaching. Dokkyo University, Research Institute of Foreign Language Teaching, 2003.
Atenció: Aquestes cites poden no estar 100% correctes.