Sondhaus, L. (2011). World War I: The global revolution. Cambridge University Press.
Lua i Stíl Chicago (17ú heag.)Sondhaus, Lawrence. World War I: The Global Revolution. Cambridge ; New York: Cambridge University Press, 2011.
Lua MLA (8ú heag.)Sondhaus, Lawrence. World War I: The Global Revolution. Cambridge University Press, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.