000			00396nam a2200145Ia 4500
008			211109s9999||||xx |||||||||||||| ||und||
082			_a621.369 _bJEF-U
100			_aJeff, Heacht
245		0	_aUnder Standing Fiber Optics Ed 2
260			_bBPB Publications _aNew Delhi _c1900
300			_a477p.
630			_xGeneral stack
650			_aTECHNOLOGY _vAPPLIED PHYSICSPhysics477p.
942			_cBOOK
999			_c52719 _d52719