000 00287nam a22001217a 4500
020 _a9788131525296
100 _aMichael Sipser
245 _aIntroduction To Theory of Computation
250 _a3rd
260 _aDelhi
_bCengage Learnin g India
_c2017
300 _axxii+458
942 _cBK
999 _c59231
_d59231