000 00272nam a2200121Ia 4500
008 211209s1978 xx 000 0 und d
041 _aeng
082 _a510 N78 PRA
100 _aPRASAD C
245 _aKEY TO MATHEMATICS FOR ENGINEERS
260 _c1978
300 _a314
999 _c12514
_d12514