APA (7th ed.) Zitazioa
Benestad, R. E. (2006). Solar Activity and Earths Climate (Second Edition.). Springer Berlin Heidelberg. https://doi.org/10.1007/3-540-30621-8
Chicago Style (17th ed.) Zitazioa
Benestad, Rasmus E. Solar Activity and Earths Climate. Second Edition. Berlin, Heidelberg: Springer Berlin Heidelberg, 2006. https://doi.org/10.1007/3-540-30621-8.
MLA (9th ed.) Zitazioa
Benestad, Rasmus E. Solar Activity and Earths Climate. Second Edition. Springer Berlin Heidelberg, 2006. https://doi.org/10.1007/3-540-30621-8.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.