00354nam a2200133Ia 450000500170000000800410001702000190005810000170007724500390009425000210013326000410015430000150019565000100021020250825133032.0240817s9999    xx            000 0 und d  a 81-7409-055-x  aGrewal ,B.S. 0aElementary Engineering Mathematics  a510.02462 G797,e  c2002a New Delhib Khanna Publishers  avii,539 p.  a Math