TY  - BOOK
AU  - Wallis,W.D.
TI  - A beginner's guide to discrete mathematics
SN  - 8181282159
AV  - QA39.3 .W35 2003
U1  - 510 21
PY  - 2003///
CY  - Boston
PB  - Birkhäuser
KW  - Mathematics
KW  - Computer science
N1  - Includes bibliographical references and index
ER  -