00343nam a2200121Ia 450000500170000000800410001704100080005808200160006610000400008224500350012226000520015765000120020920250729165807.0250729s2015    xx            000 0 und d  aeng  a540.25 DIRC  aDepartment Pre University Education  aChemistry Prescribed Text Book  aBangalorebCommisionarate of Pu Educationc2015  aScience