000 00311nam a2200121Ia 4500
999 _c27637
_d27637
020 _a9788120310162
100 _aHarry R Lewis
245 _aElements of the Theory of Computation
260 _c2000
_bPRENTICE HALL OF INDIA
_aNew Delhi
300 _axiv+466
700 _aChristos H Papadimitriou.
942 _cBB