TY  - BOOK
AU  - Wallis W D
TI  - Beginner's guide to discrete mathematics
SN  - 8181282159 (pbk)
U1  - B0bD65,8(B), P3;1 
PY  - 2003///
CY  - Boston
PB  - Birkhauser         
KW  -  Discrete mathematics
KW  - Mathematics
N1  - Index 363-367p
ER  -