Vince, M., & Emmerson, P. (2003). First Certificate: Language practice. Oxford University Press.
Chicago Style (17. basım) AtıfVince, Michael, ve Paul Emmerson. First Certificate: Language Practice. Oxford: Oxford University Press, 2003.
MLA (8th ed.) AtıfVince, Michael, ve Paul Emmerson. First Certificate: Language Practice. Oxford University Press, 2003.
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