Werth, A. (1969). Russia: Hopes and fears. Penguin.
Lua i Stíl Chicago (17ú heag.)Werth, Alexander. Russia: Hopes and Fears. Harmondsworth: Penguin, 1969.
Lua MLA (8ú heag.)Werth, Alexander. Russia: Hopes and Fears. Penguin, 1969.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.