000
00337nam a2200133Ia 4500
008
221231s9999 xx 000 0 und d
100
_a
Agarwal D C
_9
3568
245
0
_a
Fibre optic Communication
260
_b
S Chand and Company LTD
260
_c
2004
300
_a
428
650
_a
Electronics and Communication
_9
3569
942
_c
BE_BK
999
_c
3092
_d
3092