Crusius, T. W., & Channell, C. E. (2009). The aims of argument: A text and reader (6th ed.). McGraw-Hill.
Dyfyniad Arddull ChicagoCrusius, Timothy W., and Carolyn E. Channell. The Aims of Argument: A Text and Reader. 6th ed. Boston: McGraw-Hill, 2009.
Dyfyniad MLACrusius, Timothy W., and Carolyn E. Channell. The Aims of Argument: A Text and Reader. 6th ed. McGraw-Hill, 2009.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.