Dyfyniad APA

Cornish, W. R. (1981). Intellectual property: Patents,copyright,trade marks and allied rights. Sweet & Maxwell.

Dyfyniad Arddull Chicago

Cornish, W R. Intellectual Property: Patents,copyright,trade Marks and Allied Rights. London: Sweet & Maxwell, 1981.

Dyfyniad MLA

Cornish, W R. Intellectual Property: Patents,copyright,trade Marks and Allied Rights. Sweet & Maxwell, 1981.

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