TY  - BOOK
AU  - Seymour. Lipschutz,
TI  - Schaums Outline of Theory and Problems of Discrete Mathematics: Theory and problems 
SN  - 0-07-037981-5
U1  - 517.4 
PY  - 1976///
CY  - New York
PB  - McGraw-Hill Book Company
KW  - MATHEMATICS
ER  -