000			00367nam a2200133Ia 4500
008			220217s9999||||xx |||||||||||||| ||und||
020			_a0-07-047239-4
082			_a621.382 7 GOR
100			_aGoralski, Walter _92136
245		0	_aOptical networking and WDM
260			_aTata mcgraw hill _bNew Delhi _c2001
300			_b350
650			_aOPTICAL COMMUNICATION
999			_c168332 _d168332