APA-čujuhus (7. p.)
Spiers, D. (2009). Intellectual property law. Dundee University Press.
Chicago-čujuhus (17. p.)
Spiers, Duncan. Intellectual Property Law. Dundee: Dundee University Press, 2009.
MLA-čujuhus (9. p.)
Spiers, Duncan. Intellectual Property Law. Dundee University Press, 2009.
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