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008 230515b2001 xxu||||| |||| 00| 0 eng d
020 _aNULL
041 _aENGL
082 _a/ING
100 _aINGLE R.B.
245 _aCOMMUNICATION NETWORKS
250 _aN.D.
260 _aNULL
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300 _a74 PB
650 _aNULL
999 _c659345
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