000			00361nam a2200169Ia 4500
008			240220s9999 xx 000 0 und d
041			_aENG
100			_aAgrawal D. C.
245		0	_aFibre optic communication.
260			_aNULL
260			_bWheeler Publishing.
260			_c1993
300			_a428p.
365			_b150
650			_aETC
942			_cDBK
999			_c22969 _d22969