Internacional Council of Scientific Unions Comité International de Geophysique n(CIG). Annals of the international geophysical year: The central record of the results of this great international scientific enterprise.
Lua i Stíl Chicago (17ú heag.)Internacional Council of Scientific Unions Comité International de Geophysique n(CIG). Annals of the International Geophysical Year: The Central Record of the Results of This Great International Scientific Enterprise.
Lua MLA (8ú heag.)Internacional Council of Scientific Unions Comité International de Geophysique n(CIG). Annals of the International Geophysical Year: The Central Record of the Results of This Great International Scientific Enterprise.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.