Não informado. (1963). Annual Review of Astronomy and Astrophysics. Annual Reviews.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNão informado. Annual Review of Astronomy and Astrophysics. New York: Annual Reviews, 1963.
एमएलए (8वां संस्करण) प्रशस्ति पत्रNão informado. Annual Review of Astronomy and Astrophysics. Annual Reviews, 1963.
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