000 00354nam a2200145Ia 4500
008 230913s9999 xx 000 0 und d
082 _a5.43 CHO
100 _aChoudhury, Pabitra Pal
245 0 _aOperating System:Principles And Design
260 _aNEW DELHI
260 _bPHI
260 _c2009
300 _a640
650 _aComputers Engineering
999 _c127792
_d127792