00289nam a2200109Ia 4500008004100000020001800041082001500059100001700074245003600091260004400127300000800171190710s9999    xx            000 0 und d  a81-8330-160-2  a372.354 SR  aSharma, Rama 0aRasayan vigyan shikshan (Hindi)  aNew DelhibArjun Publishing Housec2012  a296