Dyfyniad APA

Blackwell, A., Naber, T., & Manin, G. J. (2003). English knowhow. Oxford University Press.

Dyfyniad Arddull Chicago

Blackwell, Angela, Therese Naber, and Gregory J. Manin. English Knowhow. New York: Oxford University Press, 2003.

Dyfyniad MLA

Blackwell, Angela, et al. English Knowhow. Oxford University Press, 2003.

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