000
00310nam a2200121Ia 4500
008
220516s2000 xx 000 0 und d
041
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eng
082
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537.5 ROD/ELE
100
_a
Roddy,dennis.
_9
837031
245
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Electronic communications
250
_a
4
260
_a
New Delhi
_b
P.H.I Publications
_c
2000
999
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585826
_d
585826