=LDR 22 4500 =001 5962 =082 04$a966 BAU =100 1\$aBauer, P. T. =245 10$aWest African trade: a study of competition, oligopoly and monopoly in a changing economy =260 \\$aLondon :$bRoutledge and Kegan Paul,$c1963 =650 \0$aBooks =852 \\$bFreeman Library$h966 BAU