TY  - BOOK
AU  - Hillman, Abraham P.
AU  - Grassl, Richard N.
TI  - DISCRETE AND COMBINATORIAL MATHEMATICS
U1  - 511.6 
PY  - 1987///
CY  - San Francisco
PB  - Dellen
KW  - Mathematics -- 1961
KW  - Electronic Data Processing -- Mathematics
KW  - Combinatorial Analysis
ER  -