TY  - BOOK
AU  - Levy,, Leon S.
TI  - Discrete structures of computer science / 
SN  - 81-224-0090-6
U1  - 005.1 
PY  - 1980///
CY  - New Delhi
PB  - Wiley Eastern
KW  - computer science
N1  - Includes index
ER  -