Trích dẫn APA

H.Douglas, B. Principles of Language Learning and Teaching / H.Douglas Brown. Prentice Hall Regents.

Trích dẫn kiểu Chicago

H.Douglas, Brown. Principles of Language Learning and Teaching / H.Douglas Brown. Prentice Hall Regents.

Trích dẫn MLA

H.Douglas, Brown. Principles of Language Learning and Teaching / H.Douglas Brown. Prentice Hall Regents.

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