Glencoe. (2001). Writers Choice Grammar and Composition (6th ed.). Mc Graw Hill.
Cita Chicago (17th ed.)Glencoe. Writers Choice Grammar and Composition. 6th ed. New York: Mc Graw Hill, 2001.
Cita MLA (9th ed.)Glencoe. Writers Choice Grammar and Composition. 6th ed. Mc Graw Hill, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.