McNamara, T. (2011). Language testing. Oxford University Press.
Dyfyniad Arddull ChicagoMcNamara, Tim. Language Testing. New York: Oxford University Press, 2011.
Dyfyniad MLAMcNamara, Tim. Language Testing. Oxford University Press, 2011.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.