000			00347nam a2200157Ia 4500
008			190201s9999 xx 000 0 und d
020			_a9.79E+12
082			_a5
082			_b43 KHA
100			_a"Khan, Ashfaq. A"
245		0	_aPractical Linux Programm
260			_aNew Delhi
260			_bFirewall.Media
260			_c2004
300			_a420
999			_c40737 _d40737