00398nam a22001097a 450000500170000000800410001705000190005810000360007724500830011326000740019630000180027020260312131249.0260312b        |||||||| |||| 00| 0 eng d  aQ175.5.S3 1991  aAAAS Sub-Saharan africa program  aScience in africabachievements & prospects /cAAAS Sub-Saharan africa program  aWashingtonbAmerican association for the advancement of sciencec1991  ax, 155p,bpbk