000			00407nam a2200157Ia 4500
008			230711s9999||||xx |||||||||||||| ||und||
020			_a978-81-317-0780-7
041			_aENG
082			_a621 _bBL-O
100			_aBlack,Uyless
245		0	_aOptical networks : third generation transport system
250			_a1st Ed.
260			_c2007 _aNew Delhi _bPearson
650			_aElectrical Engineering
942			_cBK
999			_c4316 _d4316