Cita APA

Strunk, W., & White, E. B. (1999). The elements of style (4th ed.). Allyn and Bacon.

Citación estilo Chicago

Strunk, William, and E. B. White. The Elements of Style. 4th ed. Boston: Allyn and Bacon, 1999.

Cita MLA

Strunk, William, and E. B. White. The Elements of Style. 4th ed. Allyn and Bacon, 1999.