Dyfyniad APA

Universal Copyright Convention as Revised at Paris on 24 July 1971. Great Neck Publishing.

Dyfyniad Arddull Chicago

Universal Copyright Convention as Revised at Paris on 24 July 1971. Great Neck Publishing.

Dyfyniad MLA

Universal Copyright Convention as Revised at Paris on 24 July 1971. Great Neck Publishing.

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