Franklin

MLA

Aitchison, Jean. Language Change : Progress Or Decay?. 2nd ed. Cambridge [England]: Cambridge University Press, 1991.

APA

Aitchison, J. (1991). Language change : progress or decay?. 2nd ed. Cambridge [England]: Cambridge University Press.

Chicago

Aitchison, Jean, Language Change: Progress Or Decay?. 2nd ed. Cambridge [England]: Cambridge University Press, 1991.