Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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