000 00316nam a22001217a 4500
020 _a1402077416
082 _a005.71
_bBUC.H.1-2
100 _aWilliam J Buchanan
245 _aHandbook of data communications and networks- 2 vol.
250 _a2
260 _aLondon
_bKluwer academic publishers
_c2004
942 _cBK
999 _c203191
_d203191