Staar, R. F. (1967). The Communist regimes in Eastern Europe: An introduction. Hoover Institution on War, Revolution, and Peace.
Lua i Stíl Chicago (17ú heag.)Staar, Richard Felix. The Communist Regimes in Eastern Europe: An Introduction. Stanford, Calif: Hoover Institution on War, Revolution, and Peace, 1967.
Lua MLA (9ú heag.)Staar, Richard Felix. The Communist Regimes in Eastern Europe: An Introduction. Hoover Institution on War, Revolution, and Peace, 1967.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.