TY  - BOOK
AU  - Lipschutz ,Seymour
AU  - Lipson,Marc Lars
TI  - 2000 Soved problems in discrete Mathematics (sachum's solved problems)
U1  - 510 
PY  - 2002///
CY  - New Delhi
PB  - Tata McGraw Hill Education Limited
KW  - Mathematics
ER  -