APA citiranje

Jack C. Richards. (1994). Changes B (class cassette 1). Cambridge, UK: Cambridge Univ. Press.

Trích dẫn kiểu Chicago

Jack C. Richards. Changes B (class Cassette 1). Cambridge, UK: Cambridge Univ. Press, 1994.

MLA citiranje

Jack C. Richards. Changes B (class Cassette 1). Cambridge, UK: Cambridge Univ. Press, 1994.

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