00571nam a22002057a 450000500170000001000130001702000220003003500130005203700160006504000120008108200170009324500750011026000240018527000390020930000200024850000410026865000140030965000310032370000110035420170124110009.0  aA-215228  c00.00a9231021143  aA-215228  bCen Lib/Ret  aDPLbEN  a371.426bSCI  aScienec and technology education and national develpoment /cby Uensco  aParisbUnescoc1983  a7 Place de Fontenoy bParise75700  a197p.c23cm(Hb)  aIncludes bibliographical references.  aEducation  aEducation and Development   aUNESCO