00390nam a2200121Ia 4500008004100000020001500041082001800056245007700074260005300151300001200204700002600216700002600242161229s9999    xx            000 0 und d  a0801846625  a332.64 CLA/MA  aManaging commodity price risk in developing countries: a world bank book  bThe johns hopkins university pressaLondonc1993  axiv,466  aClaessens, Stijn ,ed.  aDuncan, Ronald C, ed.