000 00245nam a2200109Ia 4500
008 230901s9999 xx 000 0 eng d
100 _aImrahim ( B. Mohamed)
245 0 _aUnux
250 _a1
260 _bFIREWALL MEDIA
942 _2ddc
_cSCIENCE
999 _c17178
_d17178