APA (7th ed.) Citation

Hughes, R. (2005). Exploring grammar in writing: Upper-intermediate and advanced ; with answers (1. publ.). Cambridge University Press.

Chicago Style (17th ed.) Citation

Hughes, Rebecca. Exploring Grammar in Writing: Upper-intermediate and Advanced ; with Answers. 1. publ. Cambridge: Cambridge University Press, 2005.

MLA (9th ed.) Citation

Hughes, Rebecca. Exploring Grammar in Writing: Upper-intermediate and Advanced ; with Answers. 1. publ. Cambridge University Press, 2005.