00350nam a2200145Ia 4500008004100000020001500041041000800056082001600064100001900080245003400099260002800133300000800161365001600169700001900185230718s9999    xx            000 0 und d  a9788177581  aeng  a005.43bTAN  aTanenbaum A.S.  aDistributed Operating Systems  c2011bPearson Education  a606  cRs.b575.00  aTanenbaum A.S.