APA Citation

Catherine Walter. (1993). The new Cambridge English course testbook ; T4 ( Upper-Intermediate ). Cambridge, UK: Cambridge Univ. Press.

Trích dẫn kiểu Chicago

Catherine Walter. The New Cambridge English Course Testbook ; T4 ( Upper-Intermediate ). Cambridge, UK: Cambridge Univ. Press, 1993.

MLA Citation

Catherine Walter. The New Cambridge English Course Testbook ; T4 ( Upper-Intermediate ). Cambridge, UK: Cambridge Univ. Press, 1993.

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