000			00310nam a2200133Ia 4500
008			170101s1997 xx 000 0 und d
020			_a8170297966
100			_aHecht Jeff
245		0	_aFiber Optics, Understanding
260			_aDelhi _bBPB _c1997
300			_a477
650			_aFiber Optics
942			_2ddc _cBK
999			_c9293 _d9293