APA (7th ed.) Citation

Crystal, D. (1994). The Cambridge factfinder (Rev. ed.). Cambridge University Press.

Chicago Style (17th ed.) Citation

Crystal, David. The Cambridge Factfinder. Rev. ed. Cambridge [England], New York: Cambridge University Press, 1994.

MLA (9th ed.) Citation

Crystal, David. The Cambridge Factfinder. Rev. ed. Cambridge University Press, 1994.