Kragh, H. (2007). Conceptions of cosmos: From myths to the accelerating universe : a history of cosmology. Oxford University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKragh, Helge. Conceptions of Cosmos: From Myths to the Accelerating Universe : A History of Cosmology. Oxford ; New York: Oxford University Press, 2007.
एमएलए (9वां संस्करण) प्रशस्ति पत्रKragh, Helge. Conceptions of Cosmos: From Myths to the Accelerating Universe : A History of Cosmology. Oxford University Press, 2007.
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