Cita APA (7th ed.)
Shertzer, M. D. (1986). The elements of grammar: The essential guide to refining and improving grammar. Barnes and Noble Books.
Cita Chicago (17th ed.)
Shertzer, Margaret D. The Elements of Grammar: The Essential Guide to Refining and Improving Grammar. New York, NY: Barnes and Noble Books, 1986.
Cita MLA (9th ed.)
Shertzer, Margaret D. The Elements of Grammar: The Essential Guide to Refining and Improving Grammar. Barnes and Noble Books, 1986.
Atenció: Aquestes cites poden no estar 100% correctes.