Halpern, B. (1987). A clash of heroes: Brandeis, Weizmann, and American Zionism. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Halpern, Ben. A Clash of Heroes: Brandeis, Weizmann, and American Zionism. New York: Oxford University Press, 1987.
Lua MLA (9ú heag.)Halpern, Ben. A Clash of Heroes: Brandeis, Weizmann, and American Zionism. Oxford University Press, 1987.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.