(1976). L' URSS, science. Nóvosti.
Lua i Stíl Chicago (17ú heag.)L' URSS, Science. Nóvosti, 1976.
Lua MLA (8ú heag.)L' URSS, Science. Nóvosti, 1976.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.
Lua APA (7ú heag.)