TY  - BOOK
AU  - Polya,George
AU  - Tarjan,Robert E.
AU  - Woods,Donald R.
TI  - Notes on introductory combinatorics
SN  - 9780817649524
AV  - QA164 
PY  - 2010///
CY  - Boston
PB  - Birkhauser
KW  - Combinatorial analysis
KW  - Electronic books (Form)
N1  - "Reprint of the 1983 edition--On title page."; Includes bibliographical references (unnumbered page [191])
UR  - https://link.springer.com/10.1007/978-0-8176-4953-1
ER  -