Condie, K. C. (2011). Earth as an evolving planetary system Ed.2. Elsevier.
Chicago Style aipamenaCondie, Kent C. Earth as an Evolving Planetary System Ed.2. New York: Elsevier, 2011.
MLA aipamenaCondie, Kent C. Earth as an Evolving Planetary System Ed.2. Elsevier, 2011.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.