TY  - GEN
AU  - Wallis, W.D.
TI  - A beginner's guide to discrete mathematics
SN  - 9788181282156(pb)
U1  - 511 WAL/Beg 
PY  - 2008///
CY  - New Delhi
PB  - Birkhauser
KW  - Boolean algebras and circuits
KW  - Graph theory
KW  - Number theory and cryptography
N1  - Includes index
ER  -