000 00400nam a2200157Ia 4500
008 241225s9999 xx 000 0 und d
020 _a8120308344
082 _a621.382
_bGOW
100 _aGowar, John.
245 0 _aOptical communication systems
250 _a2nd edition.
260 _aNew Delhi :
_bPrentice Hall Of India,
_c2007
300 _a696.
365 _a150
650 _aApplied physics
999 _c20900
_d20900