Old, F. (1993). Inventions, patents, brands & designs: The how, what, when, where & why of intellectual property protection. Patent Press.
Citace podle Chicago (17th ed.)Old, Fraser. Inventions, Patents, Brands & Designs: The How, What, When, Where & Why of Intellectual Property Protection. Killara, N.S.W: Patent Press, 1993.
Citace podle MLA (9th ed.)Old, Fraser. Inventions, Patents, Brands & Designs: The How, What, When, Where & Why of Intellectual Property Protection. Patent Press, 1993.
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