000 00298nam a2200133Ia 4500
100 _aAgarwal, D C
250 _a1st edition
654 _aENGINEERING
942 _cBK
245 _aFibre optic communication
260 _aWheeler, New Delhi
_c1988
082 _a621.380414 Aga
300 _axii, 283
999 _c61339
_d61339