Authors: Abubakar, M.C. Ubogu, Roland E.

Citation: M.C. Abubakar et Roland E. Ubogu, An Overview of Intra-African Trade During the Last Two Decades: Problems and Prospects, Economia internazionale, (4), 1990, pp. 297

Authors: Ubogu, Roland E.

Citation: Roland E. Ubogu, Impacts of External Economic and Trade Policies on Nigeria's Trade Performance 1960/1986, Economia internazionale, (1/2), 1988, pp. 101