TY  - BOOK
AU  - Lewis,Harry R.
AU  - Papadimitriou,Christos H.
TI  - Elements of the theory of computation
SN  - 8120310160 (pbk.)
U1  -  511 
PY  - 1996///
CY  - New Delhi
PB  - Prentice-Hall of India
KW  - Machine theory
KW  - Formal languages
KW  - Computational complexity
KW  - Logic, Symbolic and mathematical
N1  - Includes bibliographical references and index
ER  -