Dyfyniad APA

Cornish, W. R. (1993). Intellectual property: Patents, copyrights, trade marks and allied rights (2nd ed.). Universal Book Traders.

Dyfyniad Arddull Chicago

Cornish, W. R. Intellectual Property: Patents, Copyrights, Trade Marks and Allied Rights. 2nd ed. Delhi: Universal Book Traders, 1993.

Dyfyniad MLA

Cornish, W. R. Intellectual Property: Patents, Copyrights, Trade Marks and Allied Rights. 2nd ed. Universal Book Traders, 1993.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.