000 00259nam a2200109Ia 4500
008 220201s9999 xx 000 0 eng d
100 _aBLACK (VYLESS)
245 0 _aCOMPUTER NETWORKS PROTOCOLE, STD, INTERFACE
250 _a2ND
260 _bPHI
942 _2ddc
999 _c98250
_d98250