Kragh, H. (2007). Conceptions of cosmos: From myths to the accelerating universe : a history of cosmology. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Kragh, Helge. Conceptions of Cosmos: From Myths to the Accelerating Universe : A History of Cosmology. Oxford ; New York: Oxford University Press, 2007.
Lua MLA (9ú heag.)Kragh, Helge. Conceptions of Cosmos: From Myths to the Accelerating Universe : A History of Cosmology. Oxford University Press, 2007.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.