Cattell, D. T. (1957). Soviet diplomacy and the Spanish Civil War. University of California Press.
Lua i Stíl Chicago (17ú heag.)Cattell, David Tredwell. Soviet Diplomacy and the Spanish Civil War. Berkeley: University of California Press, 1957.
Lua MLA (9ú heag.)Cattell, David Tredwell. Soviet Diplomacy and the Spanish Civil War. University of California Press, 1957.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.