Underhill, N., & Nic Underhill. (1987). Testing spoken language: A handbook of oral testing techniques. Cambridge [Cambridgeshire],New York: Cambridge University Press.
Dyfyniad Arddull ChicagoUnderhill, Nic, và Nic Underhill. Testing Spoken Language: A Handbook of Oral Testing Techniques. Cambridge [Cambridgeshire],New York: Cambridge University Press, 1987.
Dyfyniad MLAUnderhill, Nic, và Nic Underhill. Testing Spoken Language: A Handbook of Oral Testing Techniques. Cambridge [Cambridgeshire],New York: Cambridge University Press, 1987.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.