APA Citation

Paul Roberts. (1956). Patterns of English. New York: Harcourt, Brace and World.

Trích dẫn kiểu Chicago

Paul Roberts. Patterns of English. New York: Harcourt, Brace and World, 1956.

MLA Citation

Paul Roberts. Patterns of English. New York: Harcourt, Brace and World, 1956.

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