000 00290nam a2200109Ia 4500
008 230222s9999 xx 000 0 und d
100 _aGupta S C
245 0 _aTextbook of Optical fibre communication and its application
250 _a1
260 _bPrentice Hall Of India
_c2004
942 _cBK
999 _c5423
_d5423