Bullock, R. (2006). The Norton field guide to writing. W.W. Norton.
Cita Chicago (17th ed.)Bullock, Richard. The Norton Field Guide to Writing. New York: W.W. Norton, 2006.
Cita MLA (9th ed.)Bullock, Richard. The Norton Field Guide to Writing. W.W. Norton, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.