APA aipamena

Halsbury's statutes of England and Wales.4th ed. Volume.33,Patents and Designs Police.1987. Butterworths.

Chicago Style aipamena

Halsbury's Statutes of England and Wales.4th Ed. Volume.33,Patents and Designs Police.1987. London: Butterworths.

MLA aipamena

Halsbury's Statutes of England and Wales.4th Ed. Volume.33,Patents and Designs Police.1987. Butterworths.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.