000 00319nam a2200121Ia 4500
008 220601s2006 xx 000 0 eng d
100 _aSELVARAJAN,A.
245 0 _aOPTICAL COMMUNICATION
250 _a1st Ed.
260 _c2006
_aNew Delhi
_bTata Mcgraw Hill Education Private Limited
300 _a350
942 _2ddc
_cBTECH
999 _c175
_d175