Pyles, T. (1971). The origins and development of the English language. New York: Harcourt Brace Jovanovich.
Trích dẫn kiểu ChicagoPyles, Thomas. The Origins and Development of the English Language. New York: Harcourt Brace Jovanovich, 1971.
MLA citiranjePyles, Thomas. The Origins and Development of the English Language. New York: Harcourt Brace Jovanovich, 1971.
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