000			00338nam a22001457a 4500
999			_c15083 _d15083
008			190718b ||||| |||| 00| 0 eng d
020			_a9781259006876
082			_a621.382 KEI
100			_aKeisers,Gerd
245			_aOptical Fiber Communication
250			_a5th ed.
260			_aChennai _bMGH _c2013
300			_a662p
942			_cBK