00249nam a2200097Ia 4500008004100000082001300041100003800054245003200092260002000124365000700144230302s9999    xx            000 0 und d  a511.3MIS  aMISHRA (K.L.P.)/  CHANDERSEKHARAN  aTheory of Computer Science   aNEW DELHIbPHI   cRS