TY  - BOOK
AU  - Lewis, Harry R. 
AU  - Papadimitriou, Christos H. 
TI  - Elements of the theory of computation / 
SN  - 9789332549890
U1  - 004  
PY  - 2015///
CY  - New Delhi
PB  - Prentice-Hall of India
KW  - Computer science
KW  - Machine theory.
KW  - Formal languages.
KW  - Computational complexity.
N1  - Includes bibliographical references and index
ER  -