APA (7th ed.) Citation

Wilkinson, L., & Wills, G. (2005). The grammar of graphics (2nd ed.). Springer.

Chicago Style (17th ed.) Citation

Wilkinson, Leland, and Graham Wills. The Grammar of Graphics. 2nd ed. New York: Springer, 2005.

MLA (9th ed.) Citation

Wilkinson, Leland, and Graham Wills. The Grammar of Graphics. 2nd ed. Springer, 2005.