TY  - BOOK
AU  - Lewis,H.R
AU  - Papadimitriou,C.H
TI  - Elements of the theory of computation
SN  - 9788120322332
U1  - 511.3 
PY  - 1998///
CY  - New Delhi
PB  - PHI Learning Private Limited
KW  - MATHEMATICS
KW  - RELATION AND LANGUAGES, FINITE AUTOMATA
ER  -