LONG, P. (2016). Cambridge international AS and A Level IT: Coursebook. Cambridge University Press.
Chicago Style (17. basım) AtıfLONG, Paul. Cambridge International AS and A Level IT: Coursebook. Cambridge University Press, 2016.
MLA (9th ed.) AtıfLONG, Paul. Cambridge International AS and A Level IT: Coursebook. Cambridge University Press, 2016.
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