(1997). World investment directory 1996: Foreign investment, legal framework and corporate data; Vol.5: Africa. New York: United Nations.
Παραπομπή Chicago StyleWorld Investment Directory 1996: Foreign Investment, Legal Framework and Corporate Data; Vol.5: Africa. New York: United Nations, 1997.
Παραπομπή MLAWorld Investment Directory 1996: Foreign Investment, Legal Framework and Corporate Data; Vol.5: Africa. New York: United Nations, 1997.
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