APA (7th ed.) Citation

Aitchison, J. (2013). Language change: Progress or decay? (Fourth edition.). Cambridge University Press.

Chicago Style (17th ed.) Citation

Aitchison, Jean. Language Change: Progress or Decay? Fourth edition. Cambridge, UK: Cambridge University Press, 2013.

MLA (9th ed.) Citation

Aitchison, Jean. Language Change: Progress or Decay? Fourth edition. Cambridge University Press, 2013.

Warning: These citations may not always be 100% accurate.