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.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रInternacional 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.
एमएलए (8वां संस्करण) प्रशस्ति पत्रInternacional 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.
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