B. H. L. · B. L. · Bonnie Litwiller
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Activities for the Maintenance of Computational Skills and the Discovery of Patterns | 978-0-87353-169-6 (0-87353-169-8) | 1980 |
| Making Sense of Fractions, Ratios, and Proportions: 2002 Yearbook | 978-0-87353-519-9 (0-87353-519-7) | 2002 |