00267nam a2200109Ia 4500020001800000082001600018100001500034245003700049260003000086650002300116700001800139  a9789387015098  a541.3 PUR/P  aPuri, B. R 0aPrinciples of physical chemistry  bS. Nagin & Co.aJalandhar  aPhysical Chemistry  aSharma, L. R