000			00364nam a2200145Ia 4500
008			211109s9999||||xx |||||||||||||| ||und||
082			_a621.382 _bGOW-O
100			_aGowar, John
245		0	_aOptical Communications Systems
260			_bPrentice -Hall Inc. _aNew Delhi _c1900
300			_a575p.
630			_xGENERAL STACK
650			_vPhysics
942			_cBOOK
999			_c43375 _d43375