Roberts, N. B. (2000). Phonological knowledge: Conceptual and empirical issues. Oxford: Oxford University Press.
Dyfyniad Arddull ChicagoRoberts, Noel Burton. Phonological Knowledge: Conceptual and Empirical Issues. Oxford: Oxford University Press, 2000.
Dyfyniad MLARoberts, Noel Burton. Phonological Knowledge: Conceptual and Empirical Issues. Oxford: Oxford University Press, 2000.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.