Gude, K. (2001). Matrix: Upper - Intermediate Workbook. Oxford: Oxford Univ. Press.
Čikaški stil citiranjaGude, Kathy. Matrix: Upper - Intermediate Workbook. Oxford: Oxford Univ. Press, 2001.
MLA način citiranjaGude, Kathy. Matrix: Upper - Intermediate Workbook. Oxford: Oxford Univ. Press, 2001.
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