Dyfyniad APA

Dean, M. (1993). English grammar lessons: Upper-Intermediate : with answers. Oxford: Oxford University Press.

Dyfyniad Arddull Chicago

Dean, Michael. English Grammar Lessons: Upper-Intermediate : With Answers. Oxford: Oxford University Press, 1993.

Dyfyniad MLA

Dean, Michael. English Grammar Lessons: Upper-Intermediate : With Answers. Oxford: Oxford University Press, 1993.

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