000
00239nam a2200097Ia 4500
008
230401s9999 xx 000 0 eng d
100
_a
GUPTA (JB)
245
0
_a
ELECTRICAL TECHNOLOGY
260
_b
KATARIA & SONS ( DELHI )
942
_2
ddc
_c
BTECH
999
_c
4270
_d
4270