000 00344nam a2200133Ia 4500
008 190711s9999 xx 000 0 und d
020 _a0077092732
082 _a621.38195404 M156
100 _aMACKENZIE,L
245 0 _aCOMMUNICATIONS AND NET WORKS
260 _aLONDON
_bMcGraw-Hill
_c1998
300 _axv+544p., 24X17Cms.
942 _cBK
_2DDC
999 _c28989
_d28989