Krashen, S. D., & Terrell, T. D. (1983). The natural approach: Language acquisition in the classroom. Alemany Press.
Citace podle Chicago (17th ed.)Krashen, Stephen D., a Tracy D. Terrell. The Natural Approach: Language Acquisition in the Classroom. Hayward: Alemany Press, 1983.
Citace podle MLA (9th ed.)Krashen, Stephen D., a Tracy D. Terrell. The Natural Approach: Language Acquisition in the Classroom. Alemany Press, 1983.
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