TY  - BOOK
AU  - Lewis, Harry R.
AU  - Papadimitriou, Christos H.
TI  - Elements of the theory computation
SN  - 9788131703878
U1  - 511.3 2
PY  - 2008///
CY  - New Delhi
PB  - Pearson Education
KW  - Sets relations and languages
KW  - Turing machines
KW  - Computational complexity
ER  -