Richards, J. C., & Bohlke, D. (2012). Speak now 2: Communicate with confidence. New York: Oxford University Press.
Dyfyniad Arddull ChicagoRichards, Jack C., và David Bohlke. Speak Now 2: Communicate With Confidence. New York: Oxford University Press, 2012.
Dyfyniad MLARichards, Jack C., và David Bohlke. Speak Now 2: Communicate With Confidence. New York: Oxford University Press, 2012.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.