00281nam a2200121Ia 4500008004100000041000800041082002200049100002100071245004000092250001000132260000900142300000800151211209s1978    xx            000 0 und d  aeng  a510.246 2 N78 VEN  aVENKATARAMAN M K  aENGINEERING MATHEMATICS PART A & B   a6 ed.  c1978  a350