Dyfyniad APA

Thomson, A. J. (1979). A practical English Grammar (5th impression.). Oxford [etc]: Oxford University Press.

Dyfyniad Arddull Chicago

Thomson, Audrey Jean. A Practical English Grammar. 5th impression. Oxford [etc]: Oxford University Press, 1979.

Dyfyniad MLA

Thomson, Audrey Jean. A Practical English Grammar. 5th impression. Oxford [etc]: Oxford University Press, 1979.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.