Glencoe Publishing Co. (1993). Writer's choice: Grammar and composition. Glencoe.
Chicago Style aipamenaGlencoe Publishing Co. Writer's Choice: Grammar and Composition. New York N.Y.: Glencoe, 1993.
MLA aipamenaGlencoe Publishing Co. Writer's Choice: Grammar and Composition. Glencoe, 1993.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.