000 00000nam a2200000 a 4500
005 20251203110357.0
020 _a8120308344
082 _a621.3827
_bGOW
100 _aGowar,John
245 _aOptical communication systems
250 _a2nd ed
260 _aNew Delhi
_bPrentice Hall Of India Private Limited
_c2001
300 _axvi,696p.
_c24cm.PB
690 _aOptical communication
964 _bENG
_c
_d621
_e
_f
_g_
997 _a104651 LIBSC C
999 _c87752
_d87752