Cita APA

Strunk, W., White, E. B., & Kalman, M. (2007). The elements of style. Penguin Press.

Citación estilo Chicago

Strunk, William, E. B. White, and Maira Kalman. The Elements of Style. New York: Penguin Press, 2007.

Cita MLA

Strunk, William, et al. The Elements of Style. Penguin Press, 2007.