Halpern, B. (1987). A clash of heroes: Brandeis, Weizmann, and American Zionism. Oxford University Press.
Dyfyniad Arddull ChicagoHalpern, Ben. A Clash of Heroes: Brandeis, Weizmann, and American Zionism. New York: Oxford University Press, 1987.
Dyfyniad MLAHalpern, Ben. A Clash of Heroes: Brandeis, Weizmann, and American Zionism. Oxford University Press, 1987.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.