Schwartz, H. (1963). Russia`s soviet economy. Prentice Hall of India.
Lua i Stíl Chicago (17ú heag.)Schwartz, Herry. Russia`s Soviet Economy. New Delhi: Prentice Hall of India, 1963.
Lua MLA (9ú heag.)Schwartz, Herry. Russia`s Soviet Economy. Prentice Hall of India, 1963.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.