Dyfyniad APA

United Nations. Special Sahelian Office. (1974). Outline analysis for mining sector: Sudano-Sahelian region. s.n.].

Dyfyniad Arddull Chicago

United Nations. Special Sahelian Office. Outline Analysis for Mining Sector: Sudano-Sahelian Region. [s.l.: s.n.], 1974.

Dyfyniad MLA

United Nations. Special Sahelian Office. Outline Analysis for Mining Sector: Sudano-Sahelian Region. s.n.], 1974.

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