Strunk, W. (2000). The elements of style (4th ed.). Allyn and Bacon.
Cita Chicago (17th ed.)Strunk, William. The Elements of Style. 4th ed. Needham Heights, Mass: Allyn and Bacon, 2000.
Cita MLA (9th ed.)Strunk, William. The Elements of Style. 4th ed. Allyn and Bacon, 2000.
Atenció: Aquestes cites poden no estar 100% correctes.