Swan, M., & Walter, C. (1984). The Cambridge English Course: Teacher's Book. Cambridge: Cambridge University.
Trích dẫn kiểu ChicagoSwan, Michael, và Catherine Walter. The Cambridge English Course: Teacher's Book. Cambridge: Cambridge University, 1984.
Deismireacht MLASwan, Michael, và Catherine Walter. The Cambridge English Course: Teacher's Book. Cambridge: Cambridge University, 1984.
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