APA-referens (7:e uppl.)

Crystal, D. (1997). The Cambridge encyclopedia of language (2nd ed.). Cambridge University Press.

Chicago-referens (17:e uppl.)

Crystal, David. The Cambridge Encyclopedia of Language. 2nd ed. Cambridge ; New York: Cambridge University Press, 1997.

MLA-referens (8:e uppl.)

Crystal, David. The Cambridge Encyclopedia of Language. 2nd ed. Cambridge University Press, 1997.