APA aipamena

Davison, C. (1921). A manual of seismology. University Press.

Chicago Style aipamena

Davison, Charles. A Manual of Seismology. Cambridge [Eng.]: University Press, 1921.

MLA aipamena

Davison, Charles. A Manual of Seismology. University Press, 1921.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.