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Dyfyniad Arddull ChicagoAli, Ridwan. Is Export Diversification the Best Way to Achieve Export Growth and Stability?: A Look at Three African Countries. [Washington, D.C.]: Southern Africa Department, Africa Regional Office, World Bank, 1991.
Dyfyniad MLAAli, Ridwan. Is Export Diversification the Best Way to Achieve Export Growth and Stability?: A Look at Three African Countries. Southern Africa Department, Africa Regional Office, World Bank, 1991.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.