00349nam a2200133Ia 4500008004100000041001200041082001800053100002500071245002900096260002700125300001100152500003000163650002200193231217s9999    xx            000 0 und d  aEnglish  a001.642  TAN1  aTanenbaum, Andrew S. 0aModern operating systems  c1992bNew Delhi : PHI,  axx+728  awithdrawn on 29 July 2015  aOperating systems