APA (7th ed.) Citation

Dean, G. (2001). Challenging the more able language user (2nd ed.). David Fulton.

Chicago Style (17th ed.) Citation

Dean, Geoff. Challenging the More Able Language User. 2nd ed. London: David Fulton, 2001.

MLA (9th ed.) Citation

Dean, Geoff. Challenging the More Able Language User. 2nd ed. David Fulton, 2001.