00356nam a2200133Ia 4500008004100000020001500041041001200056082001600068100001700084245006300101260003600164300000800200650001400208221030s9999    xx            000 0 und d  a8121918049  aEnglish  a105.23bTha  aD. N. Thakur 0aFundamental Concept in Physical Chemistrycby D. N. Thakur  bS. Chand & Co.aNew Delhic2000  a777  aChemistry