000 00343nam a2200157Ia 4500
008 190201s9999 xx 000 0 und d
020 _a9.78E+12
082 _a5
082 _b8 CON
100 _a"Concalves, Marcus"
245 0 _aFirewalls; A Compplete G
260 _aNew Delhi
260 _bTMH
260 _c2001
300 _a"xxi,678"
999 _c48044
_d48044