APA (7th ed.) Citation

Strunk, W., White, E. B., & Kalman, M. (2005). The elements of style. Penguin Press.

Chicago Style (17th ed.) Citation

Strunk, William, E. B. White, and Maira Kalman. The Elements of Style. New York: Penguin Press, 2005.

MLA (9th ed.) Citation

Strunk, William, et al. The Elements of Style. Penguin Press, 2005.