Axelrod, R. B., & Cooper, C. R. (1988). The St. Martin's guide to writing (2nd ed.). St. Martin's Press.
Cita Chicago (17th ed.)Axelrod, Rise B., i Charles Raymond Cooper. The St. Martin's Guide to Writing. 2nd ed. New York: St. Martin's Press, 1988.
Cita MLA (9th ed.)Axelrod, Rise B., i Charles Raymond Cooper. The St. Martin's Guide to Writing. 2nd ed. St. Martin's Press, 1988.
Atenció: Aquestes cites poden no estar 100% correctes.