Dyfyniad APA

(2013). Speak now: Communicate with confidence: Workbook 3. New York: Oxford University Press.

Dyfyniad Arddull Chicago

Speak Now: Communicate With Confidence: Workbook 3. New York: Oxford University Press, 2013.

Dyfyniad MLA

Speak Now: Communicate With Confidence: Workbook 3. New York: Oxford University Press, 2013.

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