APA aipamena

 Rogers, J. (2011).  Market leader: Upper intermediate business english practice file B2-C1.  Pearson.

Chicago Style aipamena

 Rogers, Jonh.  Market Leader: Upper Intermediate Business English Practice File B2-C1.  Pearson, 2011.

MLA aipamena

 Rogers, Jonh.  Market Leader: Upper Intermediate Business English Practice File B2-C1.  Pearson, 2011.

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