000
00287nam a2200121Ia 4500
008
220201s9999 xx 000 0 eng d
100
_a
GREWAL (BS)
245
0
_a
HIGHER ENGINEERING MATHEMATICS
250
_a
25TH
260
_b
KHANNA PUB DELHI
650
_a
MATHEMATICS
942
_2
ddc
999
_c
100343
_d
100343