TY  - GEN
AU  - Wallis,W.D.
TI  - A beginner's guide to discrete mathematics
U1  - 510 
PY  - 2008///
CY  - Boston
PB  - Birkhauser
KW  - Mathematics; Computer science--Mathematics; Logic, Symbolic and mathematical; Mathematical statistics; Combinatorial analysis; Computational complexity
ER  -