00350nam a2200157Ia 4500003000400000005001700004008004100021020001500062040000700077041000800084082001600092245002700108260003200135300001200167365001300179OSt20230317113632.0210423s2010    xx            000 0 und d  a818355038x  cAL  aeng  a540.02 GATE  aGate papers chemistry.  aNoidabG K Publishersc2010  avi,bHB  b160cINR