TY  - BOOK
AU  - Lipschutz, Seymour & Lipson Marc Lars
TI  - Discrete Mathematics
SN  - 9780070380318
AV  - QA43 .L66 1992
PY  - 1992///
CY  - New York
PB  - Mc.Graw.Hill
KW  - Mathematics-Problems ,exerceses
N1  - Includes index
ER  -