00494nam a2200193Ia 4500003000400000005001700004008004100021020001500062040000700077041000800084082001900092100002000111245005000131260004700181300001400228365001300242650001400255650003100269OSt20230403155001.0210423s2006    xx            000 0 und d  a8176297542  cAL  aeng  a333.7 RATK223  aRATNESH (Kumar)  aEnvironmental economics: theory and practices  aNew DelhibDeep and deep publicationc2006  ax,150bHB  b320cINR  aEconomics  aNatural Resources & Energy