Barnet, S. (1987). Current issues and enduring questions: Methods and models of argument from to the present. A. Berdford.
Dyfyniad Arddull ChicagoBarnet, Sylvan. Current Issues and Enduring Questions: Methods and Models of Argument from to the Present. A. Berdford, 1987.
Dyfyniad MLABarnet, Sylvan. Current Issues and Enduring Questions: Methods and Models of Argument from to the Present. A. Berdford, 1987.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.