TY  - BOOK
AU  - Lewis,Harry R., Papadimitriou, Christosh
AU  - x
TI  - Elements of the theory of computation: x
SN  - 8178084872
U1  - 511/L673e 
PY  - 2004///
CY  - Delhi
PB  - Pearson Education
KW  - Computers
KW  - Mathematics
N1  - Includes
ER  -