| title | media type | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Notes on Introductory Combinatorics | Paperback | 978-0-8176-4954-8 | 2010 | George Pólya · Donald R. Woods |
| Notes on Introductory Combinatorics | " | 978-0-8176-4952-4 | 2009 | George Pólya · Donald R. Woods |
| Notes on Introductory Combinatorics | " | 978-0-8176-3170-3 | 1990 | George Polya · Donald R. Woods |
| Notes on Introductory Combinatorics | Hardcover | 978-0-8176-3123-9 | 1983 | George Pólya · Donald R. Woods |
E.T. · R. E. · R. T. · Robert E. · Robert Endre Tarjan · Robert T.