APA aipamena

Old, F. (1993). Inventions, patents, brands & designs: The how, what, when, where & why of intellectual property protection. Patent Press.

Chicago Style aipamena

Old, Fraser. Inventions, Patents, Brands & Designs: The How, What, When, Where & Why of Intellectual Property Protection. Killara, N.S.W: Patent Press, 1993.

MLA aipamena

Old, Fraser. Inventions, Patents, Brands & Designs: The How, What, When, Where & Why of Intellectual Property Protection. Patent Press, 1993.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.