Não informado. (1965). Soviet Mining Science. Consultants Bureau Enterprises.
Lua i Stíl Chicago (17ú heag.)Não informado. Soviet Mining Science. New York: Consultants Bureau Enterprises, 1965.
Lua MLA (8ú heag.)Não informado. Soviet Mining Science. Consultants Bureau Enterprises, 1965.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.