TY  - BOOK
AU  - Levis, Harry  R 
AU  - Papadimitruou Christos H.
TI  - Elements of computation 
SN  - 8178084872 
U1  - 005.10 
PY  - 2007///
CY  - Delhi
PB  - Pearson Education
KW  - Computer programmingprograms data
ER  -