APA (7th ed.) Citation

Hay, J., Maclagan, M., & Gordon, E. (2008). New Zealand English. Edinburgh University Press.

Chicago Style (17th ed.) Citation

Hay, Jennifer, Margaret Maclagan, and Elizabeth Gordon. New Zealand English. Edinburgh: Edinburgh University Press, 2008.

MLA (9th ed.) Citation

Hay, Jennifer, et al. New Zealand English. Edinburgh University Press, 2008.