000 00395nam a2200145Ia 4500
008 170207s9999 xx 000 0 und d
082 _aPG 534 SHA-F
100 _aSharma, N
245 _aFibre optics in telecommunications
260 _bTATA McGraw-Hill Publishing Co., Ltd., New Delhi
260 _c1987
300 _a191
650 _aSound & related vibrations; Physics
942 _cBOOKS
999 _c27752
_d27752