Shapley, H. (1957). The inner metagalaxy. Oxford University Press; Yale University Press.
Chicago Style aipamenaShapley, Harlow. The Inner Metagalaxy. London, New Haven: Oxford University Press; Yale University Press, 1957.
MLA aipamenaShapley, Harlow. The Inner Metagalaxy. Oxford University Press; Yale University Press, 1957.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.