APA (7th ed.) Citation

McMahon, A. M. S. (1994). Understanding language change. University Press.

Chicago Style (17th ed.) Citation

McMahon, April M. S. Understanding Language Change. Cambridge [etc.]: University Press, 1994.

MLA (9th ed.) Citation

McMahon, April M. S. Understanding Language Change. University Press, 1994.

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