00251nam a2200109 a 450000500170000008200200001710000060003711000180004324500310006126000280009230000210012020251203090544.0  a333.79,bD, pac  d_  aPachauri R.K.  aGlobal energy interactions  aAhmedabadbAlliedc1987  axxxi,1290p, 23cm