APA (7th ed.) Zitazioa
Greenberg, R. (2005). Europa The Ocean Moon: Search for an Alien Biosphere. Springer Berlin Heidelberg. https://doi.org/10.1007/b138547
Chicago Style (17th ed.) Zitazioa
Greenberg, Richard. Europa The Ocean Moon: Search for an Alien Biosphere. Berlin, Heidelberg: Springer Berlin Heidelberg, 2005. https://doi.org/10.1007/b138547.
MLA (9th ed.) Zitazioa
Greenberg, Richard. Europa The Ocean Moon: Search for an Alien Biosphere. Springer Berlin Heidelberg, 2005. https://doi.org/10.1007/b138547.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.