TY  - BOOK
AU  - Lewis, Harry R
AU  - Papadimitriou, Christos H
TI  - Elements of the theory of computation
SN  - 81-203-1016-0
U1  - 004.0151/LEW 
PY  - 1996///
CY  - New Delhi
PB  - PHI
KW  - Computer simulation
KW  - Computers, programming languages and allied aspects
ER  -