APA aipamena

Smyth W. W. (1888). V. 44; The Quarterly Journal of the Geological Society of London. 1888.

Chicago Style aipamena

Smyth W. W. V. 44; The Quarterly Journal of the Geological Society of London. 1888, 1888.

MLA aipamena

Smyth W. W. V. 44; The Quarterly Journal of the Geological Society of London. 1888, 1888.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.