00283nam a2200109Ia 450000500170000000800410001704100080005808200150006610000140008124500350009526000430013020260720174620.0260720s2006    xx            000 0 und d  aeng  a540.7 SONT  aSoni, P L  aTextbook of physical chemistry  aNew DelhibS Chand & Company Ltdc2006