000 00368nam a2200169Ia 4500
008 190201s9999 xx 000 0 und d
020 _a9.79E+12
082 _a621
082 _b38275
100 _a"De, Anuradha"
245 0 _aOptical Fibre and Laser
250 _aSecond
260 _aNew Delhi
260 _bNew Age
260 _c2012
300 _a"xvii,-315"
999 _c51207
_d51207