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Common ECOWAS statistical standards and definitions
(1982)
Trade statistics in ECOWAS : problems and needs
Akano, Olasupo, (1984)
ECOWAS handbook of international trade
(1988)
International trade forum : the magazine of the International Trade Centre
Exportations des petites et moyennes entreprises des pays en développement : enjeux et perspectives
Cavusgil, Salih Tamer, (1993)
Export marketing research for developing countries : [manual]
(1967)