Cornell University Library · Nabu Press
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| A Foundational Study in the Pedagogy of Arithmetic: -1914 | 978-1-112-23742-3 (1-112-23742-9) | 2009 |
| A Foundational Study in the Pedagogy of Arithmetic | 978-1-143-09803-1 (1-143-09803-X) | 2010 |
H B · H.H. · H. Howell · Henry B. · Henry H.