Did external barriers cause the marginalization of Sub-Saharan Africa in world trade? /
Azita Amjadi, Ulrich Reincke, Alexander J. Yeats.
- Washington, D.C. : World Bank, c1996.
- ix, 152 p. : ill. ; 28 cm.
- World Bank discussion paper, no. 348 0259-210X ; .
- World Bank discussion papers ; 348. .