TY  - BOOK
AU  - Grimaldi,Ralph P.
TI  - Discrete and combinatorial mathematics: an applied introduction 
SN  - 0201119544
U1  - R 510 
PY  - 1989///
CY  - Reading, Mass.
PB  - Addison-Wesley
KW  - Mathematics
KW  - Computer science
KW  - Combinatorial analysis
ER  -