000 00287nam a2200121Ia 4500
008 160710s1981 xx 000 0 und d
082 _a510.78 LEW
100 _aLEWIS,H.R.
245 _aELEMENTS OF THE THEORY OF COMPUTATION
260 _bP.H.I
_c1981
300 _a466
942 _2ddc
_cB
999 _c54016
_d54016