Dyfyniad APA

McCarthy, M., McCarten, J., & Sandiford, H. (2005). Touchstone: Class Audio 1. Cambridge: Cambridge University Press.

Dyfyniad Arddull Chicago

McCarthy, Michael, Jeanne McCarten, and Helen Sandiford. Touchstone: Class Audio 1. Cambridge: Cambridge University Press, 2005.

Dyfyniad MLA

McCarthy, Michael, Jeanne McCarten, and Helen Sandiford. Touchstone: Class Audio 1. Cambridge: Cambridge University Press, 2005.

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