TY  - BOOK
AU  -  Lipschutz,Seymour .
AU  - Lipson,Marc Lars  .
AU  - Patil ,Varsha H  .
TI  - Discrete mathematics / 
U1  - 511.3 
PY  - 1997///
CY  - New Delhi : 
PB  - Tata Mc Graw Hill Publishing Company , 
KW  - Discrete Mathematics
ER  -