Swan, M., & Walter, C. (1997). The New Cambridge English Course II: Student and Practice. New York: Cambridge University Press.
Dyfyniad Arddull ChicagoSwan, Michael, và Catherine Walter. The New Cambridge English Course II: Student and Practice. New York: Cambridge University Press, 1997.
Dyfyniad MLASwan, Michael, và Catherine Walter. The New Cambridge English Course II: Student and Practice. New York: Cambridge University Press, 1997.
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