000 00338nam a2200157Ia 4500
008 220709s9999 xx 000 0 und d
082 _a510
_bGRE
100 _aGREWAL B.S.
245 0 _aHIGHER ENGINEERING MATHEMATICS
250 _a44
260 _bKHANNA PUBLICATION
260 _c2018
300 _a1238
942 _cBK
999 _c80789
_d80789