Nicholson, M. (1967). A practical style guide for authors and editors. Holt, Rinehart and Winston.
Cita Chicago (17th ed.)Nicholson, Margaret. A Practical Style Guide for Authors and Editors. New York: Holt, Rinehart and Winston, 1967.
Cita MLA (9th ed.)Nicholson, Margaret. A Practical Style Guide for Authors and Editors. Holt, Rinehart and Winston, 1967.
Atenció: Aquestes cites poden no estar 100% correctes.