00349nam a2200157Ia 4500008004100000020000900041035000900050082001300059100001700072245003500089250000600124260003000130300000800160500000900168650001400177210723s9999||||xx |||||||||||||| ||und||  aNULL  a6141  a541BGUR  aGurtu, J. N. 0aAdvanced Chemical Calculations  a-  aMeerutbPragati Prakashan  a272  a4089  aChemistry