000
00259nam a2200109Ia 4500
008
230401s9999 xx 000 0 eng d
100
_a
GUPTA BR
245
0
_a
ELECTRIONIC & INTRUMENTATION
250
_a
1999
260
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WHEELER PUBLISHING
942
_2
ddc
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BTECH
999
_c
3137
_d
3137