00325nam a2200133Ia 4500008004100000020001500041041001200056082001600068100001600084245003800100260003100138300000800169650001400177221030s9999    xx            000 0 und d  a8174880682  aEnglish  a105.23bAro  aM. G. Arora 0aStructure of Atomcby M. G. Arora  bAnmol PubaNew Delhic1995  a158  aChemistry