00362nam a2200145Ia 4500008004100000020001500041041000800056082001600064100002500080245003000105250000600135260004200141300001100183650002200194210716s1996    xx            000 0 und d  a812030974X  aeng  a005.42 TANA  aTanenbaum, Andrew S.  aModern operating systems.  a1  aNew DelhibPHI Learning Pvt Ltdc1996  axx,728  aOperating Systems