TY  - DATA
AU  - George Pólya, Robert E. Tarjan, Donald R. Woods
TI  - Notes on Introductory Combinatorics
SN  - 9780817649531
PY  - 2010///
PB  - Birkhäuser Boston
KW  - Mathematics and Statistics
UR  - https://doi.org/10.1007/978-0-8176-4953-1
ER  -