Brown, P. C., & Boeckner, K. (1999). Oxford English for computing: Answer book with teaching notes. Oxford: Oxford University Press.
Παραπομπή Chicago StyleBrown, P. Charles., και Keith Boeckner. Oxford English for Computing: Answer Book With Teaching Notes. Oxford: Oxford University Press, 1999.
Παραπομπή MLABrown, P. Charles., και Keith Boeckner. Oxford English for Computing: Answer Book With Teaching Notes. Oxford: Oxford University Press, 1999.
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