Não informado. Soviet Non-Ferrous Metals Research. Technicopy.
Lua i Stíl Chicago (17ú heag.)Não informado. Soviet Non-Ferrous Metals Research. Stonehouse, Inglaterra: Technicopy.
Lua MLA (8ú heag.)Não informado. Soviet Non-Ferrous Metals Research. Technicopy.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.