C. W. · L. C. · L. W. · Lynn W.
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Remarkable Math Computation 3+-lessons 77-114 | 978-0-574-41119-8 (0-574-41119-4) | 1985 | Gerald A Weigel |
| Remarkable Math Computation 4+- Lessons 115-159 | 978-0-574-41121-1 (0-574-41121-6) | 1985 | Gerald A. Weigel |
| Remarkable Math Computation 5+-lessons 160-199 | 978-0-574-41123-5 (0-574-41123-2) | 1985 | Gerald A WEigel |