000			00323nam a2200145Ia 4500
008			220421s9999||||xx |||||||||||||| ||und||
020			_c470
040			_aET
100			_aCHAKRABARTI, P.
245		0	_aOPTICAL FIBER COMMUNICATION
260			_bMC GRAW HILL _aCHENNAI
300			_a2.23
500			_a53219
942			_cBK
999			_c59233 _d59233