APA aipamena

Bunbury C. J. F. (1851). V. 7; The Quarterly Journal of the Geological Society of London. 1851.

Chicago Style aipamena

Bunbury C. J. F. V. 7; The Quarterly Journal of the Geological Society of London. 1851, 1851.

MLA aipamena

Bunbury C. J. F. V. 7; The Quarterly Journal of the Geological Society of London. 1851, 1851.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.