Jones, L. (2002). Lets talk: Teachers manual (2nd ed.). Cambridge ; New York: Cambridge University Press.
Dyfyniad Arddull ChicagoJones, Leo. Lets Talk: Teachers Manual. 2nd ed. Cambridge ; New York: Cambridge University Press, 2002.
Dyfyniad MLAJones, Leo. Lets Talk: Teachers Manual. 2nd ed. Cambridge ; New York: Cambridge University Press, 2002.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.