000			00351nam a2200157Ia 4500
008			140910s9999 xx 000 0 und d
082			_bBAC - D
100			_aBach, M.J.
245		4	_aThe Design Of The Unix Operating System
260			_aNew Delhi
260			_bPhi Pub
300			_a471p
650			_aIT & CS
942			_2DDC
942			_cBook
999			_c26835 _d26835