(1992). Collaborative language learning and teaching. Cambridge: Cambridge University Press.
Dyfyniad Arddull ChicagoCollaborative Language Learning and Teaching. Cambridge: Cambridge University Press, 1992.
Dyfyniad MLACollaborative Language Learning and Teaching. Cambridge: Cambridge University Press, 1992.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.