000			00369nam a2200145Ia 4500
008			230711s9999||||xx |||||||||||||| ||und||
041			_aENG
082			_a4 _bGO-O
100			_aGowar,John
245		0	_aOptical communication system
250			_a2nd . Ed.
260			_c2002 _aNew Delhi _bPHI Learning Private Limited
650			_aElectronics Engineering
942			_cBK
999			_c4309 _d4309