TY  - BOOK
AU  - Lipschutz, Seymour
AU  - Lipson, Marc
TI  - Schaum's Outlines of Theory and Problems of Discrete Mathematics
SN  - 007463710X
U1  - 511 
PY  - 1999///
CY  - New Delhi
PB  - Tata McGraw-Hill
ER  -