000 00319nam a2200133Ia 4500
999 _c33299
_d33299
020 _a9788178084879
100 _aHarry R Lewis
245 _aElements of the Theory of Computation
250 _a2
260 _c2007
_bPEARSON/PRENTICE HALL
_aDelhi
300 _a361
700 _aChristos H Papadimitriou
942 _cBB