TY  - BOOK
AU  - Polya,George
AU  - Tarjan,Robert E.
AU  - Woods,Donald R.,1954-
TI  - Notes on introductory combinatorics
PY  - 1983///
CY  - Boston, MA.
PB  - Birkhauser
KW  - Combinatorial analysis
N1  - Bibliography: p.191
ER  -