Smyth W. W. (1888). V. 44; The Quarterly Journal of the Geological Society of London. 1888.
Chicago Style aipamenaSmyth W. W. V. 44; The Quarterly Journal of the Geological Society of London. 1888, 1888.
MLA aipamenaSmyth W. W. V. 44; The Quarterly Journal of the Geological Society of London. 1888, 1888.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.