TY  - BOOK
AU  - Lewis,Harry R.
TI  - Elements of the theory of computation
SN  - 9788120322332
U1  - 004 
PY  - 2011///
CY  - Upper Saddle River, N.J.
PB  - Prentice-Hall
KW  - Machine theory
KW  - Formal languages
KW  - Computational complexity
KW  - Logic, Symbolic and mathematical
ER  -