TY  - BOOK
AU  - Lipschutz,Seymour
TI  - 2000 solved problems in discrete mathematics
T2  - Schaum's solved problems series
SN  - 0071126902
U1  - 510.76 
PY  - 1992///
CY  - New York
PB  - McGraw-Hill
KW  - Mathematics-Problems,Exercises
KW  - Mathematics-Theoretical Problems
ER  -