Abraham, P. (1997). Contact USA: A reading and vocabulary text. Upper Saddle River, New Jersey: Prentice-Hall.
Trích dẫn kiểu ChicagoAbraham, Paul. Contact USA: A Reading and Vocabulary Text. Upper Saddle River, New Jersey: Prentice-Hall, 1997.
Deismireacht MLAAbraham, Paul. Contact USA: A Reading and Vocabulary Text. Upper Saddle River, New Jersey: Prentice-Hall, 1997.
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