000 00267nam a2200121Ia 4500
100 _a\Vishwa Nath
245 _aEngineering Mathematics -1
250 _a13th
260 _c1991
_bSatya Prakashan
_aNew Delhi
300 _aix+681
700 _aKrishan Lal
942 _cBK
999 _c19016
_d19016