Zahn, G. C. (. C. (1967). War, conscience, and dissent ([1st ed.].). Hawthorn books.
Dyfyniad Arddull ChicagoZahn, Gordon C. (Gordon Charles. War, Conscience, and Dissent. [1st ed.]. New York: Hawthorn books, 1967.
Dyfyniad MLAZahn, Gordon C. (Gordon Charles. War, Conscience, and Dissent. [1st ed.]. Hawthorn books, 1967.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.