Wyrick, J. (2005). Steps to writing well (9th ed.). Thomson/Wadsworth.
Cita Chicago (17th ed.)Wyrick, Jean. Steps to Writing Well. 9th ed. Boston: Thomson/Wadsworth, 2005.
Cita MLA (9th ed.)Wyrick, Jean. Steps to Writing Well. 9th ed. Thomson/Wadsworth, 2005.
Atenció: Aquestes cites poden no estar 100% correctes.