Dyfyniad APA

Johnstone, H. W. (1959). Philosophy and argument. Pennsylvania State University Press.

Dyfyniad Arddull Chicago

Johnstone, Henry W. Philosophy and Argument. [University Park]: Pennsylvania State University Press, 1959.

Dyfyniad MLA

Johnstone, Henry W. Philosophy and Argument. Pennsylvania State University Press, 1959.

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