000 00280nam a2200121Ia 4500
008 220108s9999||||xx |||||||||||||| ||und||
100 _aB.S.Grewal
245 0 _aHigher Engineering Mathematics
260 _aDelhi
_bKanna
300 _a1276
650 _aMathematics
942 _cREF
999 _c19852
_d19852