Axelrod, R. B., & Cooper, C. R. (2001). The St. Martin's guide to writing (6th ed.). Bedford.
Cita Chicago (17th ed.)Axelrod, Rise B., i Charles R. Cooper. The St. Martin's Guide to Writing. 6th ed. Boston: Bedford, 2001.
Cita MLA (9th ed.)Axelrod, Rise B., i Charles R. Cooper. The St. Martin's Guide to Writing. 6th ed. Bedford, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.