Crystal, D. (2003). The Cambridge encyclopedia of the English language (2nd ed.). Cambridge University Press.
Chicago (17e ed.) BronvermeldingCrystal, David. The Cambridge Encyclopedia of the English Language. 2nd ed. Cambridge: Cambridge University Press, 2003.
MLA (9e ed.) BronvermeldingCrystal, David. The Cambridge Encyclopedia of the English Language. 2nd ed. Cambridge University Press, 2003.
Let op: Deze citaties zijn niet altijd 100% accuraat.