00412nam a2200157   45000010006000000050017000060080041000230200015000640350003000790410007000820500024000892450078001132600035001913000011002267000017002371122120230410120712.0060907n1999    dr                  spa    a0897145631    aEN14aHQ 766.15 S797 199904aThe state of world populartion 1999 :b6 billion /cNafis Sadik, director  aNew York :bUNFPA,c1999        a136 P.  aSadik, Nafis