00395c   a2200121   45000010018000000050017000180080041000350200018000762450105000942500026001992600038002253000010002630000000000003582420260805124124.0080528 2007    us            000a  eng    a0-8213-7066-910aRecruiting, Retaining, and Retraining secondary School Teachers and Principals in Sub-Saharan Africa  aMulkeen A. and others  aWashingtonbThe World Bankc2007.  a76 p.