Dyfyniad APA

Selby, H. B. (2004). Winning advocacy: Preparation, questions, argument (2nd ed.). Oxford University Press.

Dyfyniad Arddull Chicago

Selby, Hugh Blank. Winning Advocacy: Preparation, Questions, Argument. 2nd ed. Oxford: Oxford University Press, 2004.

Dyfyniad MLA

Selby, Hugh Blank. Winning Advocacy: Preparation, Questions, Argument. 2nd ed. Oxford University Press, 2004.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.