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008 230718s9999||||xx |||||||||||||| ||und||
082 _a621.380 414
100 _aSENIOR JOHN M
245 0 _aOPTICAL FIBER COMMUNICATIONS PRINCIPLES AND
_bPRACTICE
250 _a3
260 _bPEA
_c2017
_aCHENNAI
300 _a1076
999 _c60613
_d60613