TY  - BOOK
AU  - Pólya,George
AU  - Tarjan,Robert E.
AU  - Woods,Donald R.
TI  - Notes on introductory combinatorics 
SN  - 9780817649524
AV  - QA164 .P635 2010
U1  - 511.6 POL/Not 
PY  - 1983///
CY  - Boston
PB  - Birkhäuser
KW  - Combinatorial analysis
N1  - "Reprint of the 1983 edition."; Includes bibliographical references
ER  -