00279nam a22001097a 4500020001800000082001200018100003500030245002300065250000600088260006700094300000800161  a81-224-2038-9  a541/SIN  aSINGH, N. B./ DAS, SHIVA SARAN  aPHYSICAL CHEMISTRY  a2  aNEW DELHIbNEW AGE INTERNATIONAL (P) LIMITED, PUBLISHERSc2007  a591