000 00299nam a2200121Ia 4500
008 220201s2000 xx 000 0 eng d
082 _a621.38195
_bGOW
100 _aGowar, John
245 0 _aOptical communication system
260 _aNew Delhi
_bPrentice Hall
_c2000
300 _a696
942 _2ddc
999 _c28080
_d28080