APA (7th ed.) Zitazioa

Kragh, H. (1996). Cosmology and controversy: The historical development of two theories of the universe (1a. ed.). Princeton University.

Chicago Style (17th ed.) Zitazioa

Kragh, Helge. Cosmology and Controversy: The Historical Development of Two Theories of the Universe. 1a. ed. Princeton: Princeton University, 1996.

MLA (9th ed.) Zitazioa

Kragh, Helge. Cosmology and Controversy: The Historical Development of Two Theories of the Universe. 1a. ed. Princeton University, 1996.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.