Dyfyniad APA

Hobson, A. (2002). The Oxford Dictionary of Difficult Words. Oxford University Press.

Dyfyniad Arddull Chicago

Hobson, Archie. The Oxford Dictionary of Difficult Words. New York: Oxford University Press, 2002.

Dyfyniad MLA

Hobson, Archie. The Oxford Dictionary of Difficult Words. Oxford University Press, 2002.

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