Algeo, J., & Butcher, C. A. (2014). The origins and development of the English language. US: Wadsworth Cengage Learning.
Chicago Style aipamenaAlgeo, John, và Carmen Acevedo Butcher. The Origins and Development of the English Language. US: Wadsworth Cengage Learning, 2014.
MLA aipamenaAlgeo, John, và Carmen Acevedo Butcher. The Origins and Development of the English Language. US: Wadsworth Cengage Learning, 2014.
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