Cita APA

Strunk, W. (1999). The Elements of style (4th ed.). New York: MacMillan.

Citación estilo Chicago

Strunk, William. The Elements of Style. 4th ed. New York: MacMillan, 1999.

Cita MLA

Strunk, William. The Elements of Style. 4th ed. New York: MacMillan, 1999.