Platt, J. T. (1975). The Social Significance of Speech: An Introduction to and Workbook in Sociolinguistics. North - Holand Publishing Company.
Trích dẫn kiểu ChicagoPlatt, John T. The Social Significance of Speech: An Introduction to and Workbook in Sociolinguistics. Amsterdam: North - Holand Publishing Company, 1975.
Trích dẫn MLAPlatt, John T. The Social Significance of Speech: An Introduction to and Workbook in Sociolinguistics. North - Holand Publishing Company, 1975.
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