Axelrod, R. B., & Cooper, C. R. (1991). The St. Martin's guide to writing (3rd ed.). New York: St. Martin's Press.
Trích dẫn kiểu ChicagoAxelrod, Rise B., và Charles Raymond Cooper. The St. Martin's Guide to Writing. 3rd ed. New York: St. Martin's Press, 1991.
Deismireacht MLAAxelrod, Rise B., và Charles Raymond Cooper. The St. Martin's Guide to Writing. 3rd ed. New York: St. Martin's Press, 1991.
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