APA aipamena

William S Spector. (1956). Hand book of biological data. London.

Chicago Style aipamena

William S Spector. Hand Book of Biological Data. London, 1956.

MLA aipamena

William S Spector. Hand Book of Biological Data. London, 1956.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.