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020 _a0-13-272741-2
082 _a621.38195 L673
100 _aLEWIS,H.R
245 0 _aELEMENTS OF THE THEORY OF COMPUTATION
260 _aNEW DELHI
_bPHI-Learning
_c2001
300 _axiv+466p.,23x15Cms
942 _cBK
_2DDC
999 _c43456
_d43456