TY  - BOOK
AU  - Lipschutz, Seymour 
AU  - Lipson, Lars Mars
TI  - S.O.S.Theory & Problems of Discrete mathematics. 
SN  - 007463710
U1  - 511.1 L767t 1997 23
PY  - 1997///
CY  - New Delhi
PB  -  Tata McGraw-Hill  Publishing Company
N1  - Includes Index
ER  -