C.F. · C.S. · Charles F. · Charles S.
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Discovery: Problems and Solutions | 978-1-59031-347-3 (1-59031-347-X) | 2005 | Paul W. Grimm · Paul Mark Sandler |
| Discovery Problems and Their Solutions | 978-1-61438-958-3 (1-61438-958-6) | 2014 | Paul W. Grimm · Paul Mark Sandler |