Martin Hewings. (1999). Advanced grammar in use: A self-study reference and practice book for advanced learners of English with answers. Cambridge, Uk: Cambridge University Press.
Trích dẫn kiểu ChicagoMartin Hewings. Advanced Grammar in Use: A Self-study Reference and Practice Book for Advanced Learners of English With Answers. Cambridge, Uk: Cambridge University Press, 1999.
Trích dẫn MLAMartin Hewings. Advanced Grammar in Use: A Self-study Reference and Practice Book for Advanced Learners of English With Answers. Cambridge, Uk: Cambridge University Press, 1999.
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