00294nam a2200121Ia 450000500170000000800410001704100080005808200150006610000170008124500260009826000390012430000090016320260720174814.0260720s1989    xx            000 0 und d  aeng  a372.25 AGG  aR S Aggarwal  aQuantitative Appitude  aNew DelhibS Chand & Companyc1989  a726p