Dyfyniad APA

Poltorak, A., & Lerner, P. (2002). Essentials of intellectual property. Wiley.

Dyfyniad Arddull Chicago

Poltorak, Alexander, and Paul Lerner. Essentials of Intellectual Property. New York ; [Great Britain]: Wiley, 2002.

Dyfyniad MLA

Poltorak, Alexander, and Paul Lerner. Essentials of Intellectual Property. Wiley, 2002.

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