TY  - BOOK
AU  - Lewis, Harry.R,Papadimitriou, Christos.H
TI  - Elements of the theory of computation
SN  - 81-7808-487-2
U1  - 004.9 LEW 
PY  - 2001///
CY  - NEW DELHI
PB  - PEARSON EDUCATION ASIA
KW  - THEORY OF COMPUTATION
ER  -