000 00360nam a2200133Ia 4500
005 20260413101031.0
008 230516s9999||||xx |||||||||||||| ||und||
100 _aSelvarajan A & others
245 0 _aOptical Fiber communication Principles & Systems
260 _bN Delhi Tata Mcgrew hill
_c2007
300 _a355
942 _cGB
999 _c6290
_d6290