Dyfyniad APA

(2002). Guide to the international registration of marks under the Madrid agreement and the Madrid protocol. WIPO.

Dyfyniad Arddull Chicago

Guide to the International Registration of Marks Under the Madrid Agreement and the Madrid Protocol. Geneva: WIPO, 2002.

Dyfyniad MLA

Guide to the International Registration of Marks Under the Madrid Agreement and the Madrid Protocol. WIPO, 2002.

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