Dyfyniad APA

League of Nations. (1926). The official vital statistics of the Republic of Portugal. [s.n.].

Dyfyniad Arddull Chicago

League of Nations. The Official Vital Statistics of the Republic of Portugal. Geneva: [s.n.], 1926.

Dyfyniad MLA

League of Nations. The Official Vital Statistics of the Republic of Portugal. [s.n.], 1926.

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