00516nam a2200181 a 450000500170000002000180001708200170003510000170005210000210006924500680009025000120015826000500017030000270022063000190024763000230026663000250028963000200031420251203111625.0  a9788120329683  a005.131bMIS  aMishra K.L.P  aChandrasekaran N  aTheory of computer sciencebAutomata, languages and computation  a3rd ed.  aNew DelhibPrentice-Hall of Indiac2007-R2008  axiii, 422p.c25cm.bPB  aMachine theory  aMathematical logic  aComputational theory  aAutomata theory